{"product_id":"soudal-b2-fire-and-acoustic-expanding-foam-750ml-gun-grade","title":"Soudal B2 Fire \u0026 Acoustic Expanding Foam 750ml Gun Grade","description":"\u003cp\u003eThis Soudal expanding foam is a 750ml, gun grade, fire rated polyurethane foam filler. It has EN1366-4 fire resistance up to 2 hours, depending on joint configuration, and fire class DIN 4102 B2.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFire rated polyurethane foam filler\u003c\/li\u003e\n\u003cli\u003eEN1366-4 fire resistance up to 2 hours, depending on joint configuration\u003c\/li\u003e\n\u003cli\u003eFire class DIN 4102 B2\u003c\/li\u003e\n\u003cli\u003eAcoustic rating 58 dB\u003c\/li\u003e\n\u003cli\u003eInsulation factor 36mW\/mK\u003c\/li\u003e\n\u003cli\u003e750ml gun grade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSoudal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFire class\u003c\/td\u003e\n\u003ctd\u003eDIN 4102 B2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFire resistance\u003c\/td\u003e\n\u003ctd\u003eUp to 2 hours (EN1366-4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcoustic rating\u003c\/td\u003e\n\u003ctd\u003e58 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e750ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhich one do I need?\u003c\/h3\u003e\u003cp\u003eChoose this when a joint needs fire resistance and sound reduction, as an acoustic expanding foam with a 58 dB rating. It is gun grade, so it is used with a foam gun. Fire resistance depends on how the joint is configured.\u003c\/p\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eFit the can to a foam gun.\u003c\/li\u003e\n\u003cli\u003eDampen the joint if the label advises it.\u003c\/li\u003e\n\u003cli\u003eFill the joint partly, allowing for expansion.\u003c\/li\u003e\n\u003cli\u003eTrim the cured foam if needed.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch4\u003eHow long is the fire resistance?\u003c\/h4\u003e\u003cp\u003eUp to 2 hours, depending on joint configuration.\u003c\/p\u003e","brand":"Soudal","offers":[{"title":"Default Title","offer_id":67823800058129,"sku":"DS-6790889","price":11.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/7323\/0097\/files\/soudal-b2-fire-and-acoustic-expanding-foam-750ml-gun-grade-1.jpg?v=1792508275","url":"https:\/\/diysmith.co.uk\/products\/soudal-b2-fire-and-acoustic-expanding-foam-750ml-gun-grade","provider":"DIYSmith","version":"1.0","type":"link"}