{"id":26590,"date":"2023-04-20T12:34:38","date_gmt":"2023-04-20T12:34:38","guid":{"rendered":"https:\/\/penosil.com\/uk\/?post_type=product&p=26590"},"modified":"2026-07-30T00:01:13","modified_gmt":"2026-07-30T00:01:13","slug":"acrylic-sealant-for-fireproofing-penosil-618","status":"publish","type":"product","link":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/","title":{"rendered":"FireStop Acrylic 618"},"content":{"rendered":"

PENOSIL FireStop Acrylic 618 is a fire resistant acrylic sealant for sealing low-expansion construction joints and penetrations in fire-rated structures. Withstands fire up to 4 hours.<\/p>\n","protected":false},"excerpt":{"rendered":"Acrylic sealant for fireproofing","protected":false},"author":22,"featured_media":26591,"template":"","meta":{"_acf_changed":false,"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"product_brand":[],"product_cat":[118,58,62,163,114],"product_tag":[],"class_list":["post-26590","product","type-product","status-publish","has-post-thumbnail","product_cat-sealants-and-mastics","product_cat-application-areas","product_cat-product-groups","product_cat-acrylic-sealants","product_cat-fireproofing-high-temperature","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"\nAcrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK<\/title>\n<meta name=\"description\" content=\"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Acrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK\" \/>\n<meta property=\"og:description\" content=\"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/\" \/>\n<meta property=\"og:site_name\" content=\"Penosil United Kingdom\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-30T00:01:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png\" \/>\n\t<meta property=\"og:image:width\" content=\"387\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/\",\"url\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/\",\"name\":\"Acrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/penosil.com\\\/uk\\\/wp-content\\\/uploads\\\/sites\\\/17\\\/2023\\\/04\\\/618_FireStop_Acrylic_618.png\",\"datePublished\":\"2023-04-20T12:34:38+00:00\",\"dateModified\":\"2026-07-30T00:01:13+00:00\",\"description\":\"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/#primaryimage\",\"url\":\"https:\\\/\\\/penosil.com\\\/uk\\\/wp-content\\\/uploads\\\/sites\\\/17\\\/2023\\\/04\\\/618_FireStop_Acrylic_618.png\",\"contentUrl\":\"https:\\\/\\\/penosil.com\\\/uk\\\/wp-content\\\/uploads\\\/sites\\\/17\\\/2023\\\/04\\\/618_FireStop_Acrylic_618.png\",\"width\":387,\"height\":1080,\"caption\":\"PENOSIL FireStop Acrylic 618 acrylic sealant for fireproofing product image\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/product\\\/acrylic-sealant-for-fireproofing-penosil-618\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/penosil.com\\\/uk\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\\\/\\\/penosil.com\\\/uk\\\/products\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"FireStop Acrylic 618\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#website\",\"url\":\"https:\\\/\\\/penosil.com\\\/uk\\\/\",\"name\":\"Penosil United Kingdom\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/penosil.com\\\/uk\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#organization\",\"name\":\"Penosil United Kingdom\",\"url\":\"https:\\\/\\\/penosil.com\\\/uk\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/penosil.com\\\/uk\\\/wp-content\\\/uploads\\\/sites\\\/17\\\/2019\\\/07\\\/penosil-logo.svg\",\"contentUrl\":\"https:\\\/\\\/penosil.com\\\/uk\\\/wp-content\\\/uploads\\\/sites\\\/17\\\/2019\\\/07\\\/penosil-logo.svg\",\"width\":125,\"height\":21,\"caption\":\"Penosil United Kingdom\"},\"image\":{\"@id\":\"https:\\\/\\\/penosil.com\\\/uk\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Acrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK","description":"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/","og_locale":"en_US","og_type":"article","og_title":"Acrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK","og_description":"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!","og_url":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/","og_site_name":"Penosil United Kingdom","article_modified_time":"2026-07-30T00:01:13+00:00","og_image":[{"width":387,"height":1080,"url":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png","type":"image\/png"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/","url":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/","name":"Acrylic sealant for fireproofing PENOSIL FireStop 618 | Penosil UK","isPartOf":{"@id":"https:\/\/penosil.com\/uk\/#website"},"primaryImageOfPage":{"@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/#primaryimage"},"image":{"@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/#primaryimage"},"thumbnailUrl":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png","datePublished":"2023-04-20T12:34:38+00:00","dateModified":"2026-07-30T00:01:13+00:00","description":"PENOSIL FireStop Acrylic 618 is an acrylic sealant for fireproofing joints and sealing penetrations in fire-rated structures. Buy now!","breadcrumb":{"@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/#primaryimage","url":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png","contentUrl":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png","width":387,"height":1080,"caption":"PENOSIL FireStop Acrylic 618 acrylic sealant for fireproofing product image"},{"@type":"BreadcrumbList","@id":"https:\/\/penosil.com\/uk\/product\/acrylic-sealant-for-fireproofing-penosil-618\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/penosil.com\/uk\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/penosil.com\/uk\/products\/"},{"@type":"ListItem","position":3,"name":"FireStop Acrylic 618"}]},{"@type":"WebSite","@id":"https:\/\/penosil.com\/uk\/#website","url":"https:\/\/penosil.com\/uk\/","name":"Penosil United Kingdom","description":"","publisher":{"@id":"https:\/\/penosil.com\/uk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/penosil.com\/uk\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/penosil.com\/uk\/#organization","name":"Penosil United Kingdom","url":"https:\/\/penosil.com\/uk\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/penosil.com\/uk\/#\/schema\/logo\/image\/","url":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2019\/07\/penosil-logo.svg","contentUrl":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2019\/07\/penosil-logo.svg","width":125,"height":21,"caption":"Penosil United Kingdom"},"image":{"@id":"https:\/\/penosil.com\/uk\/#\/schema\/logo\/image\/"}}]}},"featured_img":"https:\/\/penosil.com\/uk\/wp-content\/uploads\/sites\/17\/2023\/04\/618_FireStop_Acrylic_618.png","coauthors":[],"author_meta":{"author_link":"https:\/\/penosil.com\/uk\/author\/kristin\/","display_name":"kristin"},"relative_dates":{"created":"Posted 3 years ago","modified":"Updated 2 months ago"},"absolute_dates":{"created":"Posted on April 20, 2023","modified":"Updated on July 30, 2026"},"absolute_dates_time":{"created":"Posted on April 20, 2023 12:34 pm","modified":"Updated on July 30, 2026 12:01 am"},"featured_img_caption":"","tax_additional":{"product_brand":{"linked":[],"unlinked":[],"slug":"product_brand","name":"Brands"},"product_type":{"linked":["<a href=\"https:\/\/penosil.com\/uk\/?taxonomy=product_type&term=simple\" class=\"advgb-post-tax-term\">simple<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">simple<\/span>"],"slug":"product_type","name":"Product type"},"product_visibility":{"linked":["<a href=\"https:\/\/penosil.com\/uk\/?taxonomy=product_visibility&term=outofstock\" class=\"advgb-post-tax-term\">outofstock<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">outofstock<\/span>"],"slug":"product_visibility","name":"Product visibility"},"product_cat":{"linked":["<a href=\"https:\/\/penosil.com\/uk\/products\/product-groups\/sealants-and-mastics\/\" class=\"advgb-post-tax-term\">Sealants & Mastics<\/a>","<a href=\"https:\/\/penosil.com\/uk\/products\/application-areas\/\" class=\"advgb-post-tax-term\">Application areas<\/a>","<a href=\"https:\/\/penosil.com\/uk\/products\/product-groups\/\" class=\"advgb-post-tax-term\">Product groups<\/a>","<a href=\"https:\/\/penosil.com\/uk\/products\/product-groups\/sealants-and-mastics\/acrylic-sealants\/\" class=\"advgb-post-tax-term\">Acrylic sealants<\/a>","<a href=\"https:\/\/penosil.com\/uk\/products\/application-areas\/fireproofing-high-temperature\/\" class=\"advgb-post-tax-term\">Fireproofing \/ High Temperature<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Sealants & Mastics<\/span>","<span class=\"advgb-post-tax-term\">Application areas<\/span>","<span class=\"advgb-post-tax-term\">Product groups<\/span>","<span class=\"advgb-post-tax-term\">Acrylic sealants<\/span>","<span class=\"advgb-post-tax-term\">Fireproofing \/ High Temperature<\/span>"],"slug":"product_cat","name":"Product categories"},"product_tag":{"linked":[],"unlinked":[],"slug":"product_tag","name":"Product tags"},"product_shipping_class":{"linked":[],"unlinked":[],"slug":"product_shipping_class","name":"Product shipping classes"},"pos_product_visibility":{"linked":[],"unlinked":[],"slug":"pos_product_visibility","name":"POS Product visibility"},"pa_color":{"linked":["<a href=\"https:\/\/penosil.com\/uk\/?taxonomy=pa_color&term=white\" class=\"advgb-post-tax-term\">White<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">White<\/span>"],"slug":"pa_color","name":"Product Colour"},"pa_diameter":{"linked":[],"unlinked":[],"slug":"pa_diameter","name":"Product Diameter"},"pa_package":{"linked":[],"unlinked":[],"slug":"pa_package","name":"Product Package"},"pa_roll":{"linked":[],"unlinked":[],"slug":"pa_roll","name":"Product Roll"},"pa_widths":{"linked":[],"unlinked":[],"slug":"pa_widths","name":"Product Widths"},"translation_priority":{"linked":["<a href=\"https:\/\/penosil.com\/uk\/?taxonomy=translation_priority&term=optional\" class=\"advgb-post-tax-term\">Optional<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Optional<\/span>"],"slug":"translation_priority","name":"Translation Priorities"}},"series_order":"","_links":{"self":[{"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product\/26590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":9,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product\/26590\/revisions"}],"predecessor-version":[{"id":30430,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product\/26590\/revisions\/30430"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/media\/26591"}],"wp:attachment":[{"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/media?parent=26590"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product_brand?post=26590"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product_cat?post=26590"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/penosil.com\/uk\/wp-json\/wp\/v2\/product_tag?post=26590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}