{"id":5887,"date":"2026-05-15T17:46:06","date_gmt":"2026-05-15T10:46:06","guid":{"rendered":"https:\/\/onggiosaoviet.vn\/?p=5887"},"modified":"2026-05-15T17:46:06","modified_gmt":"2026-05-15T10:46:06","slug":"ong-gio-chong-chay-ei30-ei45-la-chan-vung-chac-cho-he-thong-thong-gio","status":"publish","type":"post","link":"https:\/\/onggiosaoviet.vn\/en\/ong-gio-chong-chay-ei30-ei45-la-chan-vung-chac-cho-he-thong-thong-gio\/","title":{"rendered":"Fire-Resistant Ducts EI30 \u2013 EI45: A \u201cSolid Shield\u201d for Ventilation Systems"},"content":{"rendered":"<p>In the era of stringent fire safety regulations, ventilation systems are no longer simply about air circulation. The emergence of <strong>EI30 \u2013 EI45 fire-resistant ducting<\/strong> It has become an essential part, playing the role of a silent &quot;guardian,&quot; protecting lives and property from the risk of fire. <strong>Vietnamese Stars<\/strong> Find out why this product line is the top choice for modern construction projects.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Understanding EI30 and EI45 standards in fire protection systems.<\/h2>\n\n\n\n<p>In the engineering field, <strong>EI<\/strong> It is the gold standard for assessing the fire resistance of a material. Specifically:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>E (Integrity):<\/strong> The ability to completely prevent flames and toxic smoke from passing through the pipe.<\/li>\n\n\n\n<li><strong>I (Insulation \u2013 Thermal insulation properties):<\/strong> It has the ability to prevent heat transfer, keeping the outer surface of the duct from getting too hot, thus preventing the fire from spreading to adjacent areas.<\/li>\n\n\n\n<li><strong>Indexes 30 and 45:<\/strong> Indicates the duration of endurance (in minutes). For example, <strong>EI30 duct<\/strong> ensuring stable &quot;survival&quot; for 30 minutes, while <strong>EI45 duct<\/strong> Provides protection for up to 45 minutes under the direct heat of a standard flame.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-1024x768.png\" alt=\"\" class=\"wp-image-5700\" srcset=\"https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-1024x768.png 1024w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-300x225.png 300w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-768x576.png 768w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-1536x1152.png 1536w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-16x12.png 16w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01-600x450.png 600w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/03\/Anh-1-Bai-14-01.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">2. The vital role of heat-resistant air ducts in construction projects.<\/h2>\n\n\n\n<p>Why do architects and developers prefer using ductwork that meets EI30 and EI45 standards?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Contain the fire:<\/strong> Unlike regular air ducts, which are easily deformed and spread fire throughout the building, fire-resistant ducts help isolate the fire at its point of origin.<\/li>\n\n\n\n<li><strong>Keeping the emergency exit &quot;alive&quot;:<\/strong> This system helps to draw out toxic smoke from hallways and stairwells, keeping the air clean enough for people to evacuate in time.<\/li>\n\n\n\n<li><strong>Legal compliance:<\/strong> This is a mandatory requirement for the building to be inspected and approved by the fire safety authorities and put into operation in accordance with current regulations.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. Superior technical features of products at Sao Viet<\/h2>\n\n\n\n<p>To achieve stringent EI (Engineering, Intensification) standards, the factory&#039;s ductwork requires... <strong>Vietnamese Stars<\/strong> Manufactured using the most advanced materials technology:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Multilayer structure:<\/strong> Combining high-quality galvanized steel with a specialized fire-resistant protective coating (such as MgO sheets, fire-resistant gypsum, or mineral wool, depending on requirements).<\/li>\n\n\n\n<li><strong>Absolutely airtight:<\/strong> The gaskets and joints are meticulously crafted, ensuring that smoke and highly toxic gases cannot leak out.<\/li>\n\n\n\n<li><strong>Strict quality control:<\/strong> Every shipment leaving the factory has clear inspection records, fully meeting TCVN standards and fire safety regulations of the Fire Police Department.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-1024x682.png\" alt=\"\" class=\"wp-image-5775\" srcset=\"https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-1024x682.png 1024w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-300x200.png 300w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-768x512.png 768w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-18x12.png 18w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15-600x400.png 600w, https:\/\/onggiosaoviet.vn\/wp-content\/uploads\/2026\/04\/Bai-15.png 1324w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4. Why should you choose ventilation solutions from Sao Viet?<\/h2>\n\n\n\n<p>We understand that customer safety cannot be compromised by substandard products.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Comprehensive solution:<\/strong> Sao Viet doesn&#039;t just sell air ducts; we provide comprehensive solutions from design to complete installation.<\/li>\n\n\n\n<li><strong>Variety of types:<\/strong> From square and spiral round ducts to accompanying accessories, all meet EI30 and EI45 standards.<\/li>\n\n\n\n<li><strong>Legal assistance:<\/strong> We provide all necessary fire safety inspection certificates, helping customers complete the acceptance procedures as quickly as possible.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">5. Common applications<\/h2>\n\n\n\n<p>Sao Viet&#039;s EI30 and EI45 ducting systems are widely available in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Underground and parking lot smoke extraction system.<\/li>\n\n\n\n<li>Electrical shafts connecting floors in apartment buildings, hotels, and shopping malls.<\/li>\n\n\n\n<li>Ventilation systems for specialized factories and warehouses.<\/li>\n<\/ul>\n\n\n\n<p>&gt;&gt;&gt; See more: <a href=\"https:\/\/onggiosaoviet.vn\/en\/bi-quyet-chon-ong-gio-cho-nha-xuong-an-toan-ben-vung-hieu-qua-cung-sao-viet\/\" data-type=\"link\" data-id=\"https:\/\/onggiosaoviet.vn\/bi-quyet-chon-ong-gio-cho-nha-xuong-an-toan-ben-vung-hieu-qua-cung-sao-viet\/\">Secrets to Choosing Air Ducts for Factories: Safe, Durable, and Efficient - According to Sao Viet<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conclude<\/h3>\n\n\n\n<p>Select <strong>EI30 \u2013 EI45 fire-resistant ducting<\/strong> It&#039;s an investment in long-term peace of mind. With extensive experience in the Hai Phong area and the northern provinces, <strong>Vietnamese Stars<\/strong> We are proud to be a trusted partner, providing a steel shield for all your construction projects.<\/p>\n\n\n\n<p><strong>Don&#039;t wait until risk knocks on your door before you start acting!<\/strong><\/p>\n\n\n\n<p>Address: 267 Le Thanh Tong, May Chai, Hai Phong<\/p>\n\n\n\n<p>Mrs. Hang: 0815.999.826<\/p>\n\n\n\n<p>Mrs Giang: 0934.559.168&nbsp;<\/p>\n\n\n\n<p>Email: vietonggio@gmail.com<\/p>","protected":false},"excerpt":{"rendered":"<p>Trong k\u1ef7 nguy\u00ean c\u1ee7a nh\u1eefng quy \u0111\u1ecbnh an to\u00e0n PCCC nghi\u00eam ng\u1eb7t, h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 kh\u00f4ng c\u00f2n \u0111\u01a1n thu\u1ea7n l\u00e0 vi\u1ec7c lu\u00e2n chuy\u1ec3n kh\u00f4ng kh\u00ed. S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a \u1ed1ng gi\u00f3 ch\u1ed1ng ch\u00e1y EI30 &#8211; EI45 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n t\u1ea5t y\u1ebfu, \u0111\u00f3ng vai tr\u00f2 &#8220;h\u1ed9 v\u1ec7&#8221; th\u1ea7m l\u1eb7ng, b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng [&hellip;]<\/p>","protected":false},"author":4,"featured_media":5882,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[290,291,133],"class_list":["post-5887","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","tag-ong-gio-chong-chay-ei30","tag-ong-gio-ei45","tag-ong-gio-hai-phong"],"_links":{"self":[{"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/posts\/5887","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/comments?post=5887"}],"version-history":[{"count":1,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/posts\/5887\/revisions"}],"predecessor-version":[{"id":5888,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/posts\/5887\/revisions\/5888"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/media\/5882"}],"wp:attachment":[{"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/media?parent=5887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/categories?post=5887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onggiosaoviet.vn\/en\/wp-json\/wp\/v2\/tags?post=5887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}