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The BOSS PRODUCTS 81410 Firestop Sealant is an intumescent latex fire stop sealant. This one-part, elastomeric sealant expands when exposed to fire or extreme heat. Suitable for adhesion to almost any surface, this sealant remains flexible, making it ideal for both horizontal and vertical joints. It can be applied using a standard caulk gun.
This firestop sealant is a one-part, elastomeric, intumescent sealant that expands when exposed to fire or extreme heat, forming an insulated char.
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