{"id":5303,"date":"2026-04-07T19:15:46","date_gmt":"2026-04-07T11:15:46","guid":{"rendered":"https:\/\/firesafeboard.com\/?p=5303"},"modified":"2026-04-07T19:17:34","modified_gmt":"2026-04-07T11:17:34","slug":"%d9%84%d9%88%d8%ad-%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%ad%d8%b1%d9%8a%d9%82-%d9%85%d8%ae%d8%b5%d8%b5-%d9%84%d9%85%d8%ac%d8%a7%d8%b1%d9%8a-%d8%aa%d9%83%d9%8a%d9%8a%d9%81-%d8%a7%d9%84%d9%87","status":"publish","type":"post","link":"https:\/\/firesafeboard.com\/ar\/%d9%84%d9%88%d8%ad-%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%ad%d8%b1%d9%8a%d9%82-%d9%85%d8%ae%d8%b5%d8%b5-%d9%84%d9%85%d8%ac%d8%a7%d8%b1%d9%8a-%d8%aa%d9%83%d9%8a%d9%8a%d9%81-%d8%a7%d9%84%d9%87\/","title":{"rendered":"\u0623\u0644\u0648\u0627\u062d \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0644\u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629: \u062a\u0639\u0632\u064a\u0632 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0645\u0639\u0627\u064a\u064a\u0631"},"content":{"rendered":"<p>\u0635\u0646\u0627\u0639\u064a <a href=\"https:\/\/en.wikipedia.org\/wiki\/Heating,_ventilation,_and_air_conditioning\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621<\/a> \u062a\u064f\u0639\u062f \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0628\u0645\u062b\u0627\u0628\u0629 \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u062a\u0646\u0641\u0633\u064a \u0644\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629\u060c \u062d\u064a\u062b \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0647\u0648\u0627\u0621 \u0639\u0628\u0631 \u0634\u0628\u0643\u0627\u062a \u0647\u064a\u0643\u0644\u064a\u0629 \u0648\u0627\u0633\u0639\u0629 \u0627\u0644\u0646\u0637\u0627\u0642. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0628\u062f\u0648\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u062d\u0648\u0644 \u0647\u0630\u0647 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0646\u0641\u0633\u0647\u0627 \u0625\u0644\u0649 \u0645\u0633\u0627\u0631\u0627\u062a \u062e\u0637\u064a\u0631\u0629 \u0644\u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062d\u0631\u064a\u0642 \u0648\u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062f\u062e\u0627\u0646. \u0648\u064a\u064f\u0639\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0623\u0645\u0631\u064b\u0627 \u0636\u0631\u0648\u0631\u064a\u064b\u0651\u0627 \u0644\u0627\u062d\u062a\u0648\u0627\u0621 \u0627\u0644\u0644\u0647\u0628\u060c \u0648\u0645\u0646\u0639 \u0627\u0646\u0647\u064a\u0627\u0631 \u0627\u0644\u0647\u064a\u0643\u0644\u060c \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0627\u0644\u0635\u0627\u0631\u0645 \u0644\u0642\u0648\u0627\u0646\u064a\u0646 \u0627\u0644\u0628\u0646\u0627\u0621 \u0648\u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u062f\u0648\u0644\u064a\u0629.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"\ud83d\udd25\ud83d\udd25\ud83d\udd25 Fire rated ducts\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/dH9UYPYcWlk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>\u062f\u0644\u064a\u0644 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648: \u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0634\u0627\u0645\u0644\u0629 \u0639\u0644\u0649 \u0643\u064a\u0641\u064a\u0629 \u0642\u064a\u0627\u0645 \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0628\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0644\u0648\u062d \u0627\u0644\u0645\u0636\u0627\u062f \u0644\u0644\u062d\u0631\u064a\u0642\u061f<\/h2>\n\n\n\n<p><strong>\u0627\u0644\u0644\u0648\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u062d\u0631\u064a\u0642 \u0647\u0648 \u0645\u0627\u062f\u0629 \u0645\u0639\u0645\u0627\u0631\u064a\u0629 \u0645\u062a\u062e\u0635\u0635\u0629 \u0648\u0635\u0644\u0628\u0629 \u0645\u0635\u0645\u0645\u0629 \u0644\u062a\u063a\u0644\u064a\u0641 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062a\u0643\u064a\u064a\u0641 \u0648\u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 (HVAC) \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629. \u0648\u064a\u062a\u0643\u0648\u0646 \u0645\u0646 \u0645\u0631\u0643\u0628\u0627\u062a \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u062d\u062a\u0631\u0627\u0642 \u0645\u062b\u0644 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Calcium_silicate\" target=\"_blank\" rel=\"noreferrer noopener\">\u0633\u064a\u0644\u064a\u0643\u0627\u062a \u0627\u0644\u0643\u0627\u0644\u0633\u064a\u0648\u0645<\/a> \u0623\u0648 \u0627\u0644\u0635\u0648\u0641 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u060c \u0641\u0647\u0648 \u064a\u0648\u0641\u0631 \u062d\u0627\u062c\u0632\u064b\u0627 \u062d\u0631\u0627\u0631\u064a\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0627 \u064a\u0645\u0646\u0639 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062d\u0631\u064a\u0642 \u0648\u0627\u0644\u062f\u062e\u0627\u0646 \u0648\u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u0639\u0628\u0631 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0628\u0646\u0649.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Webinar 08 | Designing fire rated ducts in HVAC\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/rfTmLQL7CmQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>\u062f\u0644\u064a\u0644 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648: \u0646\u062f\u0648\u0629 \u0639\u0628\u0631 \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a \u064a\u0642\u062f\u0645\u0647\u0627 \u062e\u0628\u064a\u0631\u060c \u062a\u062a\u0646\u0627\u0648\u0644 \u0628\u0627\u0644\u062a\u0641\u0635\u064a\u0644 \u0645\u0628\u0627\u062f\u0626 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u062a\u0643\u064a\u064a\u0641 \u0648\u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 (HVAC) \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/h3>\n\n\n\n<p>\u062a\u062e\u062a\u0644\u0641 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC) \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u062e\u062a\u0644\u0627\u0641\u064b\u0627 \u0643\u0628\u064a\u0631\u064b\u0627 \u0639\u0646 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\u0627\u0644\u0623\u0645\u0631 \u0627\u0644\u0630\u064a \u0643\u0627\u0646 \u0633\u064a\u0633\u0645\u062d \u0644\u0644\u062d\u0631\u064a\u0642 \u0628\u0627\u0644\u0627\u0646\u062a\u0634\u0627\u0631 \u0625\u0644\u0649 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0642\u0633\u0645\u0629. \u0648\u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0635\u0646\u0639\u0648\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u062a\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062a\u0637\u0648\u0631\u0629 \u063a\u064a\u0631 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u062d\u062a\u0631\u0627\u0642 \u0644\u062a\u062d\u0642\u064a\u0642 \u0647\u0630\u0647 \u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0623\u062f\u0627\u0621.<\/p>\n\n\n\n<p>\u0644\u0641\u0647\u0645 \u062a\u0631\u0643\u064a\u0628 \u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0647\u0630\u0647 \u0628\u0634\u0643\u0644 \u0623\u0641\u0636\u0644\u060c \u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u062a\u0635\u0646\u064a\u0639\u0647\u0627:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0633\u064a\u0644\u064a\u0643\u0627\u062a \u0627\u0644\u0643\u0627\u0644\u0633\u064a\u0648\u0645:<\/strong> \u0645\u0631\u0643\u0628 \u062e\u0641\u064a\u0641 \u0627\u0644\u0648\u0632\u0646 \u0648\u0639\u0627\u0644\u064a \u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u064a\u0648\u0641\u0631 \u062b\u0628\u0627\u062a\u064b\u0627 \u0647\u064a\u0643\u0644\u064a\u064b\u0651\u0627 \u0627\u0633\u062a\u062b\u0646\u0627\u0626\u064a\u064b\u0651\u0627 \u0648\u064a\u062a\u062d\u0645\u0644 \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0633\u062a\u0645\u0631\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 1000 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (1832 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a).<\/li>\n\n\n\n<li><strong>\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u062b\u0627\u0641\u0629 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Mineral_wool\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0644\u0635\u0648\u0641 \u0627\u0644\u0645\u0639\u062f\u0646\u064a<\/a>:<\/strong> \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0628\u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0645\u0639 \u0627\u0644\u0623\u063a\u0644\u0641\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0639\u0632\u0644\u064b\u0627 \u062d\u0631\u0627\u0631\u064a\u064b\u0651\u0627 \u0645\u0645\u062a\u0627\u0632\u064b\u0627 \u0648\u062a\u062e\u0641\u064a\u0641\u064b\u0627 \u0635\u0648\u062a\u064a\u064b\u0651\u0627 \u0625\u0644\u0649 \u062c\u0627\u0646\u0628 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642.<\/li>\n\n\n\n<li><strong>\u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0645\u063a\u0646\u064a\u0633\u064a\u0648\u0645 (MgO):<\/strong> \u0645\u0627\u062f\u0629 \u0645\u0646 \u0627\u0644\u062c\u064a\u0644 \u0627\u0644\u062c\u062f\u064a\u062f \u062a\u0634\u062a\u0647\u0631 \u0628\u0639\u062f\u0645 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0644\u0647\u0628 \u0641\u064a\u0647\u0627\u060c \u0648\u0645\u0642\u0627\u0648\u0645\u062a\u0647\u0627 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0644\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u0627\u0633\u062a\u062f\u0627\u0645\u062a\u0647\u0627 \u0627\u0644\u0628\u064a\u0626\u064a\u0629.<\/li>\n\n\n\n<li><strong>\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u062c\u0628\u0633 \u0630\u0627\u062a \u0627\u0644\u0642\u0644\u0628 \u0627\u0644\u0635\u0644\u0628:<\/strong> \u0645\u064f\u0639\u0632\u064e\u0651\u0632 \u0628\u062d\u0635\u0627\u0626\u0631 \u0645\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0648\u0645\u0636\u0627\u0641\u0627\u062a \u0645\u062a\u062e\u0635\u0635\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0627\u062f\u0629\u064b \u0641\u064a \u0627\u0644\u0623\u063a\u0644\u0641\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0648\u0627\u0644\u0645\u0635\u0646\u064e\u0651\u0641\u0629 \u0644\u0645\u062f\u0629 \u0633\u0627\u0639\u0629 \u0648\u0627\u062d\u062f\u0629.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> \u062a\u0623\u0643\u062f \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 \u0623\u0646 \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0644\u0648\u062d \u062a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u062d\u0631\u064a\u0642 \u0628\u0627\u0644\u0633\u0627\u0639\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643\u060c \u0648\u0630\u0644\u0643 \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0648\u0627\u0626\u062d.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0643\u064a\u0641 \u064a\u0639\u0645\u0644 \u0627\u0644\u0644\u0648\u062d \u0627\u0644\u0645\u0636\u0627\u062f \u0644\u0644\u062d\u0631\u064a\u0642\u061f<\/h2>\n\n\n\n<p><strong>\u062a\u0639\u0645\u0644 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Endothermic_process\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0645\u0627\u0635\u0629 \u0644\u0644\u062d\u0631\u0627\u0631\u0629<\/a> \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0644\u0645\u0646\u0639 \u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u0629. \u0648\u0639\u0646\u062f \u062a\u0639\u0631\u0636\u0647\u0627 \u0644\u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0642\u0635\u0648\u0649\u060c \u062a\u0645\u062a\u0635 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u062a\u0637\u0644\u0642 \u0628\u0634\u0643\u0644 \u0641\u0639\u0627\u0644 \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u064b\u0627\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0628\u0631\u064a\u062f \u0633\u0637\u062d \u0627\u0644\u0642\u0646\u0627\u0629 \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0647\u064a\u0643\u0644 \u0623\u062b\u0646\u0627\u0621 \u062d\u0631\u064a\u0642 \u0634\u062f\u064a\u062f.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Do we need a 911 call for ASTM E119 Clarifying the Confusion around Fire Resistive Ducts\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/Qj5uxgldQJM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>\u062f\u0644\u064a\u0644 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648: \u0634\u0631\u062d \u062a\u0641\u0635\u064a\u0644\u064a \u0644\u0627\u062e\u062a\u0628\u0627\u0631 ASTM E119 \u0648\u0643\u064a\u0641\u064a\u0629 \u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0641\u064a \u0638\u0644 \u0627\u0644\u0636\u063a\u0648\u0637 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0627\u0644\u0634\u062f\u064a\u062f\u0629.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0622\u0644\u064a\u0627\u062a \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/h3>\n\n\n\n<p>\u062a\u0643\u0645\u0646 \u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0641\u064a \u0642\u062f\u0631\u062a\u0647\u0627 \u0639\u0644\u0649 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u062a\u0628\u062f\u064a\u062f\u0647\u0627 \u0628\u0634\u0643\u0644 \u0641\u0639\u0627\u0644\u060c \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u0643\u062a\u0641\u0627\u0621 \u0628\u062f\u0648\u0631 \u0627\u0644\u062d\u0627\u062c\u0632 \u0627\u0644\u0645\u0627\u062f\u064a. \u0641\u0639\u0646\u062f\u0645\u0627 \u062a\u0646\u062f\u0644\u0639 \u0627\u0644\u062d\u0631\u0627\u0626\u0642\u060c \u0642\u062f \u062a\u062a\u062c\u0627\u0648\u0632 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0628\u0633\u0631\u0639\u0629 1800 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a. \u0648\u0633\u062a\u062a\u0634\u0648\u0647 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062d\u0645\u064a\u0629 \u0628\u0633\u0631\u0639\u0629\u060c \u0648\u062a\u0648\u0635\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0634\u062a\u0639\u0627\u0644 \u0627\u0644\u0645\u062c\u0627\u0648\u0631\u0629\u060c \u0648\u062a\u062a\u0639\u0637\u0644 \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629. \u062a\u0639\u0645\u0644 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0647\u0630\u0627 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0627\u0644\u062e\u0637\u064a\u0631 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u0641\u064a\u0632\u064a\u0627\u0626\u064a\u0629 \u0648\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0645\u0639\u0642\u062f\u0629.<\/p>\n\n\n\n<p>\u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u062a\u0637\u0648\u0631 \u0622\u0644\u064a\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0639\u0628\u0631 \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0645\u062a\u0645\u064a\u0632\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a:<\/strong> \u062a\u0639\u0645\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0643\u062b\u064a\u0641\u0629 \u0627\u0644\u0645\u0643\u0648\u0646\u0629 \u0644\u0644\u0642\u0644\u0628 \u0639\u0644\u0649 \u0625\u0628\u0637\u0627\u0621 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0639\u0644\u0649 \u0627\u0644\u0641\u0648\u0631\u060c \u0645\u0645\u0627 \u064a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0642\u0646\u0627\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0623\u0642\u0644 \u0628\u0643\u062b\u064a\u0631 \u0645\u0646 \u0646\u0642\u0637\u0629 \u0627\u0634\u062a\u0639\u0627\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062d\u064a\u0637\u0629.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0645\u0627\u0635 \u0644\u0644\u062d\u0631\u0627\u0631\u0629:<\/strong> \u0645\u0639 \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u062a\u062e\u0636\u0639 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u062f\u0627\u062e\u0644 \u0627\u0644\u0644\u0648\u062d\u0629 (\u0645\u062b\u0644 \u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0645\u0631\u062a\u0628\u0637 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u064b\u0627 \u0641\u064a \u0633\u064a\u0644\u064a\u0643\u0627\u062a \u0627\u0644\u0643\u0627\u0644\u0633\u064a\u0648\u0645) \u0644\u062a\u0641\u0627\u0639\u0644 \u0645\u0627\u0635 \u0644\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0625\u0637\u0644\u0627\u0642 \u0628\u062e\u0627\u0631 \u0645\u0627\u0621 \u064a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0631\u0643\u064a\u0632\u0629 \u0627\u0644\u0645\u062d\u0645\u064a\u0629 \u0628\u0634\u0643\u0644 \u0641\u0639\u0627\u0644.<\/li>\n\n\n\n<li><strong>\u062b\u0628\u0627\u062a \u0627\u0644\u0623\u0628\u0639\u0627\u062f:<\/strong> \u0639\u0644\u0649 \u0639\u0643\u0633 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0642\u0644\u0635 \u0623\u0648 \u062a\u062a\u0634\u0642\u0642 \u062a\u062d\u062a \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0641\u0625\u0646 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629 \u0645\u064f\u0639\u0632\u0632\u0629 \u0628\u0623\u0644\u064a\u0627\u0641 \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062a\u0645\u0627\u0633\u0643 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u0638\u0647\u0648\u0631 \u0641\u062c\u0648\u0627\u062a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062e\u062a\u0631\u0642\u0647\u0627 \u0627\u0644\u0646\u064a\u0631\u0627\u0646.<\/li>\n\n\n\n<li><strong>\u0627\u062d\u062a\u0648\u0627\u0621 \u0627\u0644\u062f\u062e\u0627\u0646:<\/strong> \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0634\u0643\u0644\u0647 \u0648\u0625\u062d\u0643\u0627\u0645 \u0625\u063a\u0644\u0627\u0642 \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621\u060c \u064a\u0645\u0646\u0639 \u0647\u0630\u0627 \u0627\u0644\u0644\u0648\u062d \u0627\u0644\u062f\u062e\u0627\u0646 \u0627\u0644\u0633\u0627\u0645 \u0645\u0646 \u0627\u0644\u062a\u0633\u0631\u0628 \u0645\u0646 \u0646\u0638\u0627\u0645 \u0627\u0644\u0639\u0627\u062f\u0645 \u0648\u0627\u0644\u062f\u062e\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u0645\u0627\u0643\u0646 \u0627\u0644\u0645\u0623\u0647\u0648\u0644\u0629.<\/li>\n<\/ol>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u0625\u062d\u0643\u0627\u0645 \u0625\u063a\u0644\u0627\u0642 \u062c\u0645\u064a\u0639 \u0627\u0644\u0648\u0635\u0644\u0627\u062a \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Intumescent\" target=\"_blank\" rel=\"noreferrer noopener\">\u0627\u0644\u0645\u0646\u062a\u0641\u062e\u0629<\/a> \u0645\u0648\u0627\u062f \u0645\u0627\u0646\u0639\u0629 \u0644\u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062d\u0631\u064a\u0642\u061b \u0648\u0644\u0627 \u062a\u062a\u062c\u0627\u0648\u0632 \u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0644\u0648\u062d \u0645\u0633\u062a\u0648\u0649 \u0641\u0639\u0627\u0644\u064a\u0629 \u0623\u0636\u0639\u0641 \u0648\u0635\u0644\u0627\u062a\u0647.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0647\u0644 \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642\u061f<\/h2>\n\n\n\n<p><strong>\u062a\u064f\u0639\u062f \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0628\u0634\u0643\u0644 \u0639\u0627\u0645\u060c \u0644\u0643\u0646\u0647\u0627 \u0644\u064a\u0633\u062a \u201c\u0645\u0635\u0646\u0641\u0629 \u0645\u0646 \u062d\u064a\u062b \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642\u201d \u0628\u0637\u0628\u064a\u0639\u062a\u0647\u0627 \u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0634\u062e\u0635\u064a\u0629. \u0648\u0644\u062a\u062d\u0642\u064a\u0642 \u062a\u0635\u0646\u064a\u0641 \u062d\u0642\u064a\u0642\u064a \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0644\u0645\u062f\u0629 \u0633\u0627\u0639\u0629 \u0623\u0648 \u0633\u0627\u0639\u062a\u064a\u0646\u060c \u064a\u062c\u0628 \u062a\u063a\u0644\u064a\u0641 \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0623\u0648 \u0625\u062d\u0627\u0637\u0629\u0647\u0627 \u0628\u0623\u0644\u0648\u0627\u062d \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0645\u062a\u062e\u0635\u0635\u0629 \u0648\u062e\u0627\u0636\u0639\u0629 \u0644\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u0633\u062a\u0648\u0641\u064a \u0645\u0639\u0627\u064a\u064a\u0631 \u0635\u0627\u0631\u0645\u0629 <a href=\"https:\/\/en.wikipedia.org\/wiki\/ASTM_International\" target=\"_blank\" rel=\"noreferrer noopener\">ASTM<\/a> \u0623\u0648 \u0645\u0639\u0627\u064a\u064a\u0631 UL.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Fire Resistant Enclosure of Ductwork with 3M\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/E8Whmex_APQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>\u062f\u0644\u064a\u0644 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648: \u0634\u0631\u062d \u0639\u0645\u0644\u064a\u0629 \u0625\u0646\u0634\u0627\u0621 \u063a\u0644\u0627\u0641 \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u062d\u0631\u064a\u0642 \u0641\u0639\u0644\u064a\u064b\u0651\u0627 \u062d\u0648\u0644 \u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0641\u0647\u0645 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629 \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642<\/h3>\n\n\n\n<p>\u0647\u0646\u0627\u0643 \u0645\u0641\u0647\u0648\u0645 \u062e\u0627\u0637\u0626 \u0634\u0627\u0626\u0639 \u0641\u064a \u0642\u0637\u0627\u0639 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC) \u064a\u062a\u0645\u062b\u0644 \u0641\u064a \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646 \u0645\u0635\u0637\u0644\u062d\u064a \u201c\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u062d\u0631\u064a\u0642\u201d \u0648\u201c\u0645\u0635\u0646\u0641 \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642\u201d. \u062a\u0641\u064a \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0628\u0645\u0639\u0627\u064a\u064a\u0631 UL 181\u060c \u0645\u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646\u0647\u0627 \u0644\u0646 \u062a\u0634\u062a\u0639\u0644 \u0628\u0633\u0647\u0648\u0644\u0629 \u0648\u0644\u0646 \u062a\u0633\u0647\u0645 \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0641\u064a \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0644\u0647\u0628. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646\u0647\u0627 \u0644\u0627 \u062a\u0633\u062a\u0637\u064a\u0639 \u0627\u0644\u0635\u0645\u0648\u062f \u0623\u0645\u0627\u0645 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0634\u062f\u064a\u062f\u0629 \u0648\u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629 \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u062d\u0631\u064a\u0642 \u0647\u064a\u0643\u0644\u064a. \u0648\u064a\u0639\u0646\u064a \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 (\u0645\u062b\u0644 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0644\u0645\u062f\u0629 \u0633\u0627\u0639\u062a\u064a\u0646) \u0623\u0646 \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 \u0642\u062f \u062e\u0636\u0639\u062a \u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0635\u0627\u0631\u0645\u0629 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0642\u062f\u0631\u062a\u0647\u0627 \u0639\u0644\u0649 \u0627\u062d\u062a\u0648\u0627\u0621 \u062d\u0631\u064a\u0642 \u0645\u062a\u0641\u062c\u0631 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u062e\u0644\u0627\u0644 \u062a\u0644\u0643 \u0627\u0644\u0645\u062f\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u062f\u0648\u0646 \u0623\u0646 \u062a\u0641\u0634\u0644.<\/p>\n\n\n\n<p>\u0639\u0646\u062f \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0645\u0637\u0627\u0628\u0642\u062a\u0647\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0633\u0644\u0627\u0645\u0629\u060c \u064a\u062c\u0628 \u0627\u0644\u0628\u062d\u062b \u0639\u0646 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062d\u0627\u0633\u0645\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ASTM E119:<\/strong> \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0644\u0644\u0625\u0646\u0634\u0627\u0621\u0627\u062a \u0648\u0645\u0648\u0627\u062f \u0627\u0644\u0628\u0646\u0627\u0621.<\/li>\n\n\n\n<li><strong>ISO 6944:<\/strong> \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062f\u0648\u0644\u064a \u0627\u0644\u0630\u064a \u064a\u0646\u0638\u0645 \u0639\u0644\u0649 \u0648\u062c\u0647 \u0627\u0644\u062a\u062d\u062f\u064a\u062f \u0645\u0642\u0627\u0648\u0645\u0629 \u0642\u0646\u0648\u0627\u062a \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0644\u0644\u062d\u0631\u064a\u0642.<\/li>\n\n\n\n<li><strong>UL 2221:<\/strong> \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0623\u063a\u0644\u0641\u0629 \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0634\u062d\u0648\u0645 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u064f\u0639\u062f \u0630\u0627\u062a \u0623\u0647\u0645\u064a\u0629 \u0628\u0627\u0644\u063a\u0629 \u0644\u0644\u0645\u0637\u0627\u0628\u062e \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629.<\/li>\n\n\n\n<li><strong>ASTM E814:<\/strong> \u064a\u064f\u0642\u064a\u0651\u0645 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0644\u0623\u0646\u0638\u0645\u0629 \u0645\u0627\u0646\u0639\u0629 \u0644\u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062d\u0631\u064a\u0642 \u0641\u064a \u0623\u0645\u0627\u0643\u0646 \u0645\u0631\u0648\u0631 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u062c\u062f\u0631\u0627\u0646.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> \u0644\u0627 \u062a\u062e\u0644\u0637 \u0628\u064a\u0646 \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0645\u0646 \u0627\u0644\u0641\u0626\u0629 1 (\u0627\u0644\u062a\u064a \u062a\u062d\u062f \u0645\u0646 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0644\u0647\u0628) \u0648\u0627\u0644\u062d\u0627\u0648\u064a\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0630\u0627\u062a \u0627\u0644\u0641\u0631\u0627\u063a \u0627\u0644\u0622\u0645\u0646 \u0627\u0644\u0635\u0641\u0631\u064a \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0639\u0627\u062f\u0645 \u0627\u0644\u062e\u0637\u0631\u0629.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0645\u0627 \u0647\u064a \u0639\u064a\u0648\u0628 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621\u061f<\/h2>\n\n\n\n<p><strong>\u0648\u0631\u063a\u0645 \u0623\u0646 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u062a\u062a\u0645\u064a\u0632 \u0628\u0643\u0648\u0646\u0647\u0627 \u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629 \u0648\u062a\u0648\u0641\u0631 \u0639\u0632\u0644\u064b\u0627 \u0635\u0648\u062a\u064a\u064b\u0627\u060c \u0641\u0625\u0646 \u0639\u064a\u0648\u0628\u0647\u0627 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u062a\u0634\u0645\u0644 \u0642\u0627\u0628\u0644\u064a\u062a\u0647\u0627 \u0644\u0644\u062a\u0644\u0641 \u0628\u0633\u0628\u0628 \u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u0635\u0644\u0627\u0628\u062a\u0647\u0627 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629 \u0627\u0644\u0623\u0642\u0644 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0635\u0641\u0627\u0626\u062d \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629\u060c \u0648\u0627\u062d\u062a\u0645\u0627\u0644 \u062a\u062f\u0647\u0648\u0631 \u062c\u0632\u064a\u0626\u0627\u062a \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0628\u0645\u0631\u0648\u0631 \u0627\u0644\u0648\u0642\u062a. \u0639\u0644\u0627\u0648\u0629 \u0639\u0644\u0649 \u0630\u0644\u0643\u060c \u0644\u0627 \u062a\u0633\u062a\u0637\u064a\u0639 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u062a\u062d\u0645\u0644 \u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0644\u0644\u0646\u0627\u0631 \u0644\u0641\u062a\u0631\u0627\u062a \u0637\u0648\u064a\u0644\u0629.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Is Duct Board Dangerous for my HVAC System?\u26a1\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/HYEPDyYKGM0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>\u062f\u0644\u064a\u0644 \u0628\u0627\u0644\u0641\u064a\u062f\u064a\u0648: \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0639\u064a\u0648\u0628 \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629 \u0648\u0627\u0644\u0645\u062e\u0627\u0648\u0641 \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC).<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u0642\u064a\u0648\u062f \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/h3>\n\n\n\n<p>\u062a\u064f\u0639\u062f \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0644\u064a\u0627\u0641 \u0627\u0644\u0632\u062c\u0627\u062c\u064a\u0629 \u0639\u0646\u0635\u0631\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0651\u0627 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC) \u0641\u064a \u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062e\u0641\u064a\u0641\u0629 \u0648\u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0633\u0643\u0646\u064a\u0629\u060c \u0648\u0630\u0644\u0643 \u0628\u0641\u0636\u0644 \u0639\u0632\u0644\u0647\u0627 \u0627\u0644\u0645\u062f\u0645\u062c \u0648\u062a\u0643\u0644\u0641\u062a\u0647\u0627 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u062b\u0642\u064a\u0644\u0629\u060c \u062a\u0638\u0647\u0631 \u0623\u0648\u062c\u0647 \u0642\u0635\u0648\u0631\u0647\u0627 \u0628\u0648\u0636\u0648\u062d \u0634\u062f\u064a\u062f. \u0641\u0647\u0630\u0647 \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u062a\u062a\u0637\u0644\u0628 \u0645\u0648\u0627\u062f \u0645\u062a\u064a\u0646\u0629 \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0627\u0644\u0633\u0631\u0639\u0627\u062a \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0648\u0627\u0644\u0635\u062f\u0645\u0627\u062a \u0627\u0644\u0645\u0627\u062f\u064a\u0629\u060c \u0641\u0636\u0644\u0627\u064b \u0639\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0627\u0644\u0635\u0627\u0631\u0645\u0629. \u0648\u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u062d\u0635\u0631\u064a\u064b\u0651\u0627 \u0639\u0644\u0649 \u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0638\u0631\u0648\u0641 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0639\u0637\u0644 \u0627\u0644\u0646\u0638\u0627\u0645 \u0642\u0628\u0644 \u0627\u0644\u0623\u0648\u0627\u0646 \u0648\u0645\u062e\u0627\u0637\u0631 \u0623\u0645\u0646\u064a\u0629 \u0643\u0628\u064a\u0631\u0629.<\/p>\n\n\n\n<p>\u062a\u0634\u0645\u0644 \u0627\u0644\u0639\u064a\u0648\u0628 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0623\u0644\u0648\u0627\u062d \u0645\u062c\u0627\u0631\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0645\u062a\u0635\u0627\u0635 \u0627\u0644\u0631\u0637\u0648\u0628\u0629:<\/strong> Fiberglass can absorb moisture if the vapor barrier is compromised, leading to mold growth and degraded indoor air quality.<\/li>\n\n\n\n<li><strong>Low Impact Resistance:<\/strong> The soft nature of the board makes it highly susceptible to punctures, crushing, or damage during maintenance.<\/li>\n\n\n\n<li><strong>Airflow Restrictions:<\/strong> Over time, the interior fiberglass lining can degrade, releasing particles into the airstream and increasing friction loss.<\/li>\n\n\n\n<li><strong>Lack of Fire Containment:<\/strong> As previously noted, it offers zero structural integrity during a severe, prolonged fire event.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> If your facility experiences high humidity or requires frequent duct cleaning, consider upgrading to a robust calcium silicate fireproof board over traditional fiberglass.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0647\u0644 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0634\u0628\u0643\u0629 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642\u061f<\/h2>\n\n\n\n<p><strong>Yes, ductwork must be fire-rated when it penetrates fire-rated walls, floors, or ceilings, or when it serves as a hazardous exhaust, smoke extraction, or stairwell pressurization system. Applying a certified fireproof board enclosure ensures these critical pathways do not compromise the building&#8217;s <a href=\"https:\/\/en.wikipedia.org\/wiki\/Fire_compartmentalization\" target=\"_blank\" rel=\"noreferrer noopener\">compartmentalization<\/a>.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Understanding Fire Rated Ductwork\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/JeBmn95i0Yg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>Video Guide: A clear explanation of when and why ductwork requires certified fire-rated protection.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Code Requirements and Compartmentalization<\/h3>\n\n\n\n<p>The core philosophy of modern fire safety engineering is compartmentalization\u2014dividing a building into distinct zones to restrict the spread of fire and smoke. HVAC ducts inherently threaten this strategy because they punch holes through these protective barriers. Building codes mandate that if a duct crosses a fire-rated assembly, it must either be fitted with a fire damper or be enclosed in a fire-rated material that matches the rating of the barrier it penetrates.<\/p>\n\n\n\n<p>Ductwork generally requires fire-rated board enclosures in the following scenarios:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Grease and Commercial Kitchen Exhausts:<\/strong> To prevent highly flammable grease fires from spreading through the building structure.<\/li>\n\n\n\n<li><strong>Stairwell Pressurization Systems:<\/strong> To ensure escape routes remain free of smoke and extreme heat during an evacuation.<\/li>\n\n\n\n<li><strong>Hazardous Material Exhausts:<\/strong> Systems venting volatile chemicals must be isolated to prevent catastrophic explosions.<\/li>\n\n\n\n<li><strong>Shaft Enclosures:<\/strong> When ducts run vertically through multiple floors, they must be fire-rated to prevent the &#8220;chimney effect&#8221; from spreading fire upward.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> Always consult local building codes and your <a href=\"https:\/\/en.wikipedia.org\/wiki\/Authority_having_jurisdiction\" target=\"_blank\" rel=\"noreferrer noopener\">Authority Having Jurisdiction (AHJ)<\/a> before finalizing your ductwork enclosure strategy, as requirements vary by occupancy type.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0648\u0627\u0644\u0645\u0642\u0627\u0631\u0646\u0629<\/h2>\n\n\n\n<p><strong>Selecting the right fireproof board involves balancing thermal performance, weight, and installation efficiency. Premium boards offer zero-clearance approvals, exceptional moisture resistance, and slim profiles, making them vastly superior to traditional, bulky fire wraps or standard drywall enclosures in industrial applications.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"\ud83d\udd25FyreSMART Episode 3: Internal vs External Duct Fire Protection\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/vBufK7w_VhU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>Video Guide: Comparing internal and external duct fire protection methods to maximize building safety.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Evaluating Fire Protection Materials<\/h3>\n\n\n\n<p>When designing an industrial HVAC system, engineers must choose between flexible fire wraps, standard gypsum shafts, and rigid fireproof boards. Rigid boards, particularly those made from calcium silicate, offer a unique combination of space-saving design and unparalleled structural integrity. Understanding the performance metrics of each option is critical for making an informed purchasing decision.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0628\u064a\u0627\u0646\u0627\u062a\u0646\u0627 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0648\u062a\u062d\u0644\u064a\u0644\u0627\u062a \u0627\u0644\u0633\u0648\u0642\u060c \u0625\u0644\u064a\u0643 \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644:<\/em><\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Feature \/ Material<\/th><th>Rigid Fireproof Board (Calcium Silicate)<\/th><th>Flexible Fire Wrap (Ceramic\/Mineral)<\/th><th>Standard Fire-Rated Gypsum (Type X)<\/th><\/tr><\/thead><tbody><tr><td><strong>Fire Rating Duration<\/strong><\/td><td>\u0645\u0627 \u064a\u0635\u0644 \u0625\u0644\u0649 4 \u0633\u0627\u0639\u0627\u062a<\/td><td>\u0645\u0627 \u064a\u0635\u0644 \u0625\u0644\u0649 \u0633\u0627\u0639\u062a\u064a\u0646<\/td><td>1 to 2 Hours (Requires multiple layers)<\/td><\/tr><tr><td><strong>Space Efficiency<\/strong><\/td><td>Excellent (Slim profile, zero clearance)<\/td><td>Moderate (Requires overlap and banding)<\/td><td>Poor (Requires bulky framing)<\/td><\/tr><tr><td><strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0631\u0637\u0648\u0628\u0629<\/strong><\/td><td>\u0639\u0627\u0644\u064a\u0629<\/td><td>Moderate to Low<\/td><td>Low (Prone to mold\/degradation)<\/td><\/tr><tr><td><strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0635\u062f\u0645\u0627\u062a<\/strong><\/td><td>High (Rigid structure)<\/td><td>Low (Easily torn or compressed)<\/td><td>\u0645\u0639\u062a\u062f\u0644<\/td><\/tr><tr><td><strong>Installation Speed<\/strong><\/td><td>Fast (Direct pin\/screw application)<\/td><td>Moderate (Labor-intensive wrapping)<\/td><td>Slow (Requires framing, taping, mudding)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> For retrofitting existing industrial HVAC systems where space is at a premium, opt for high-density, slim-profile calcium silicate boards.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0627\u0644\u0634\u0631\u0627\u0621<\/h2>\n\n\n\n<p><strong>The cost of installing fireproof board depends on the material type, required fire rating duration, and labor complexity. While specialized fire-rated boards command a higher initial price than standard insulation, they significantly reduce long-term liability, insurance premiums, and potential replacement costs.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Fire and Smoke Ductwork Solutions for Modern Buildings\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/_U54FfKKy8c?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>Video Guide: Exploring various fire and smoke ductwork solutions and their impact on construction budgets.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Investment and Lifecycle Value<\/h3>\n\n\n\n<p>Budgeting for fireproof board enclosures requires looking beyond the initial per-square-foot price of the material. A comprehensive cost analysis must factor in installation labor, necessary hardware, and the lifecycle longevity of the product. Cheaper materials like standard Type X drywall may seem appealing initially, but the cost of building the required framing and the loss of usable square footage quickly offset those savings.<\/p>\n\n\n\n<p>When evaluating the total cost of ownership, consider the following buying factors:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u062a\u0643\u0627\u0644\u064a\u0641 \u0627\u0644\u0645\u0648\u0627\u062f:<\/strong> Calcium silicate and MgO boards carry a premium price tag but offer superior durability and zero-clearance capabilities.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0639\u0645\u0627\u0644\u0629 \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628:<\/strong> Rigid boards that can be installed directly against the ductwork without independent framing drastically reduce labor hours.<\/li>\n\n\n\n<li><strong>Ancillary Components:<\/strong> Do not forget to budget for specialized steel banding, insulation pins, and intumescent sealants required to achieve the certified rating.<\/li>\n\n\n\n<li><strong>Maintenance and Inspection:<\/strong> High-quality fireproof boards resist moisture and physical damage, reducing the need for costly repairs and ensuring passing grades during annual fire marshal inspections.<\/li>\n<\/ol>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> Factor in the cost of specialized fasteners and intumescent sealants when budgeting for your fireproof board installation to avoid unexpected project overruns.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p><strong>Securing your industrial HVAC system with high-quality fireproof board is a non-negotiable aspect of modern building safety. By understanding material properties, code requirements, and installation best practices, facility managers can effectively protect assets and save lives during a critical fire emergency.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Design for Fire Resistance Using the International Building Code\" width=\"800\" height=\"600\" src=\"https:\/\/www.youtube.com\/embed\/bIxC2nXLrfQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><em>Video Guide: A final look at designing for fire resistance using the International Building Code.<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0648\u0636\u0639 \u0627\u0644\u0644\u0645\u0633\u0627\u062a \u0627\u0644\u0623\u062e\u064a\u0631\u0629 \u0639\u0644\u0649 \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642<\/h3>\n\n\n\n<p>Implementing a robust fire protection strategy for your ductwork requires careful planning and coordination among architects, engineers, and contractors. The right fireproof board not only ensures code compliance but also provides peace of mind that the building&#8217;s critical infrastructure is resilient against catastrophic events.<\/p>\n\n\n\n<p>To ensure your HVAC system is fully protected, follow these final action steps:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Conduct an Audit:<\/strong> Review all current ductwork penetrations and exhaust systems to identify areas lacking adequate fire-rated compartmentalization.<\/li>\n\n\n\n<li><strong>Consult Experts:<\/strong> Work with certified fire protection engineers to specify the exact board thickness and material required for your specific application.<\/li>\n\n\n\n<li><strong>Select Quality Materials:<\/strong> Invest in proven, third-party tested materials from reputable brands that offer comprehensive installation support.<\/li>\n\n\n\n<li><strong>Ensure Proper Installation:<\/strong> Hire contractors experienced in fire-stopping and rigid board enclosures, as improper installation voids the fire rating.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u0646\u0635\u064a\u062d\u0629 \u0645\u062d\u062a\u0631\u0641 FireSafe \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> Schedule annual inspections of your fire-rated duct enclosures to ensure structural integrity and compliance with evolving fire safety regulations.<\/p>\n<\/blockquote>","protected":false},"excerpt":{"rendered":"<p>\u062a\u064f\u0639\u062f \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 (HVAC) \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0628\u0645\u062b\u0627\u0628\u0629 \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u062a\u0646\u0641\u0633\u064a \u0644\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629\u060c \u062d\u064a\u062b \u062a\u0639\u0645\u0644 \u0639\u0644\u0649 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0647\u0648\u0627\u0621 \u0639\u0628\u0631 \u0634\u0628\u0643\u0627\u062a \u0647\u064a\u0643\u0644\u064a\u0629 \u0648\u0627\u0633\u0639\u0629 \u0627\u0644\u0646\u0637\u0627\u0642. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0628\u062f\u0648\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u062d\u0648\u0644 \u0647\u0630\u0647 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0646\u0641\u0633\u0647\u0627 \u0625\u0644\u0649 \u0645\u0633\u0627\u0631\u0627\u062a \u062e\u0637\u064a\u0631\u0629 \u0644\u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u062d\u0631\u064a\u0642 \u0648\u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062f\u062e\u0627\u0646. \u0648\u064a\u064f\u0639\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062d\u0631\u064a\u0642 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0623\u0645\u0631\u064b\u0627 \u0636\u0631\u0648\u0631\u064a\u064b\u0627 \u0644\u0627\u062d\u062a\u0648\u0627\u0621 \u0627\u0644\u0646\u064a\u0631\u0627\u0646\u060c \u0648\u0645\u0646\u0639 \u0627\u0646\u0647\u064a\u0627\u0631 \u0627\u0644\u0647\u064a\u0643\u0644\u060c \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0627\u0644\u0635\u0627\u0631\u0645 \u0644\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062f\u0648\u0644\u064a\u0629 \u0644\u0644\u0628\u0646\u0627\u0621 \u0648[\u2026]<\/p>","protected":false},"author":1,"featured_media":5332,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Fireproof Board for Industrial HVAC Ducts: Enhancing Building Safety and Code Compliance","_seopress_titles_desc":"Protect your ventilation systems with high-performance fire-rated boards. Discover how to enhance HVAC duct safety and prevent fire spread in industrial facilities.","_seopress_robots_index":"","footnotes":""},"categories":[1],"tags":[57],"class_list":["post-5303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fireproof-board","tag-fireproof-board"],"_links":{"self":[{"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/posts\/5303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/comments?post=5303"}],"version-history":[{"count":1,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/posts\/5303\/revisions"}],"predecessor-version":[{"id":5324,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/posts\/5303\/revisions\/5324"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/media\/5332"}],"wp:attachment":[{"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/media?parent=5303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/categories?post=5303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/firesafeboard.com\/ar\/wp-json\/wp\/v2\/tags?post=5303"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}