{"id":36655,"date":"2026-02-06T10:25:47","date_gmt":"2026-02-06T10:25:47","guid":{"rendered":"https:\/\/cortartec.dev-dominios.com\/produto\/grelha-corta-fogo\/"},"modified":"2026-02-06T10:25:47","modified_gmt":"2026-02-06T10:25:47","slug":"grelha-corta-fogo","status":"publish","type":"product","link":"https:\/\/cortartec.dev-dominios.com\/fr\/produto\/grelha-corta-fogo\/","title":{"rendered":"Grelha corta-fogo"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text]<\/p>\n<ul>\n<li>Resist\u00eancia ao fogo 60, 120 e 240 minutos<\/li>\n<li>Fluxo de ar at\u00e9 80%<\/li>\n<li>Dimens\u00f5es m\u00e1ximas:<br \/>\n\u2022 \u2013 Grelha redonda simples \u2013 \u00d8 400 [mm];<br \/>\n\u2022 \u2013 Grelha retangular \u00fanica \u2013 600\u00d7600 [mm]<br \/>\n\u2022 Tamanhos n\u00e3o padronizados<\/li>\n<\/ul>\n<p>As grelhas de ventila\u00e7\u00e3o COR CFR GRILLE s\u00e3o feitas de material que se expande sob a influ\u00eancia da temperatura acima de 140 \u00b0 C. Inser\u00e7\u00f5es intumescentes fecham os orif\u00edcios de ventila\u00e7\u00e3o durante um inc\u00eandio, evitando a propaga\u00e7\u00e3o de chamas e fuma\u00e7a<\/p>\n<h3><strong>APLICA\u00c7\u00c3O:<\/strong><\/h3>\n<p>As grelhas COR CFR s\u00e3o instaladas nas aberturas de ventila\u00e7\u00e3o das paredes e pisos. O incha\u00e7o do material durante um inc\u00eandio preenche o buraco completamente, evitando que chamas e fuma\u00e7a entrem nas salas adjacentes.<\/p>\n<h3><strong>Paredes r\u00edgidas:<\/strong><\/h3>\n<p>A parede deve ter espessura m\u00ednima de 150mm e possuir estrutura de concreto, estrutura de concreto celular ou estrutura de alvenaria, com densidade m\u00ednima de 600kg \/ m3<\/p>\n<h3><strong>Pisos r\u00edgidos:<\/strong><\/h3>\n<p>O piso deve ter no m\u00ednimo 150mm de espessura e possuir estrutura de concreto, estrutura de concreto celular ou estrutura de alvenaria, com densidade m\u00ednima de 1700kg \/ m3[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=\u00a0\u00bb1\/2&Prime;][vc_single_image image=\u00a0\u00bb34966&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb css=\u00a0\u00bb\u00a0\u00bb parallax_scroll=\u00a0\u00bbno\u00a0\u00bb woodmart_inline=\u00a0\u00bbno\u00a0\u00bb]\t\t<div id=\"wd-6985c39b754a5\" class=\"wd-text-block wd-wpb reset-last-child wd-rs-6985c39b754a5 text-left \">\n\t\t\t<h2 style=\"text-align: center;\">Conector T<\/h2>\n\t\t<\/div>\n\t\t[\/vc_column][vc_column width=\u00a0\u00bb1\/2&Prime;][vc_single_image image=\u00a0\u00bb34968&Prime; img_size=\u00a0\u00bbfull\u00a0\u00bb alignment=\u00a0\u00bbcenter\u00a0\u00bb css=\u00a0\u00bb\u00a0\u00bb parallax_scroll=\u00a0\u00bbno\u00a0\u00bb woodmart_inline=\u00a0\u00bbno\u00a0\u00bb]\t\t<div id=\"wd-6985c3a888c31\" class=\"wd-text-block wd-wpb reset-last-child wd-rs-6985c3a888c31 text-left \">\n\t\t\t<h2 style=\"text-align: center;\">Conector X<\/h2>\n\t\t<\/div>\n\t\t[\/vc_column][\/vc_row][vc_row][vc_column]\t\t<div id=\"wd-6985c2ff86e2a\" class=\"wd-text-block wd-wpb reset-last-child wd-rs-6985c2ff86e2a text-left \">\n\t\t\t<h3><strong>M\u00e9todo de aplica\u00e7\u00e3o:<\/strong><\/h3>\n<p>Os conectores modelo T e modelo X s\u00e3o usados para conectar grades de ventila\u00e7\u00e3o retangulares intumescentes COR FR GRILLE entre si. Os conectores devem ser fixados ao inv\u00f3lucro de metal usando rebites ou rabiscos de chapa de a\u00e7o.<\/p>\n\t\t<\/div>\n\t\t[\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p><span style=\"color: #e46106;\"><strong><a style=\"color: #e46106;\" href=\"https:\/\/cortartec.net\/wp-content\/uploads\/2021\/07\/cortartec-intu_cfr_grelha-ficha-tecnica.pdf\" target=\"_blank\" rel=\"noopener\">Ficha T\u00e9cnica<\/a><\/strong><\/span><br \/>\n<span style=\"color: #e46106;\"><strong><a style=\"color: #e46106;\" href=\"#\">DWG<\/a><\/strong><\/span><\/p>\n","protected":false},"featured_media":36656,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[334],"product_tag":[],"class_list":{"0":"post-36655","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-coupe-feu","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - 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