{"id":751,"date":"2019-12-03T11:53:20","date_gmt":"2019-12-03T11:53:20","guid":{"rendered":"http:\/\/intumescentseals.co.uk\/intumescentseals\/?post_type=product&#038;p=751"},"modified":"2023-02-21T12:40:16","modified_gmt":"2023-02-21T12:40:16","slug":"therm-a-plate","status":"publish","type":"product","link":"https:\/\/intumescentseals.co.uk\/ar\/product\/therm-a-plate\/","title":{"rendered":"Therm-A-Plate"},"content":{"rendered":"<p>Therm-A-Plate is a fire rated letterbox seal, allowing you to upgrade your current letterbox without having to buy a new intumescent letter plate.<\/p>\n<p>The product can be installed by lining the letter box aperture with pre-cut sections of the appropriate width, typically 45mm for FD30 fire doors and 54mm for FD60 fire doors.<\/p>\n<p>For small letter plate apertures up to 50mm high, 4mm thick\u00a0intumescent sections are used.<\/p>\n<p>For deeper sections up to 120mm high 6mm thick intumescent\u00a0sections are used.<\/p>\n<p>For the largest 120mm x 300mm apertures the intumescent\u00a0sections are additionally fixed with 4no. 30mm x 1.5mm steel pins\u00a0at 50mm from the aperture ends and 10mm from the door faces.<\/p>","protected":false},"excerpt":{"rendered":"<p>Therm-A-Plate is a fire rated letterbox seal, allowing you to upgrade your current letterbox without&#8230;<\/p>","protected":false},"featured_media":752,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[21],"product_tag":[31],"class_list":{"0":"post-751","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ironmongery-protection","7":"product_tag-fire","9":"first","10":"instock","11":"shipping-taxable","12":"purchasable","13":"product-type-variable"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Therm-A-Plate | Intumescent Seals | Letter Box Seal<\/title>\n<meta name=\"description\" content=\"Therm A-Flex graphite based intumescent Letter Box Seal for Fire Protection. 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