3M Fire Barrier Sealant CP 25WB+, 10.1 fl oz 3M Polystyrene Insulation Adhesive 78 Aerosol smooth items

smooth items

Backing material: foamed acrylic

Applies an extremely aggressive layer of permanent adhesive instantly to one side and creates a permanent bond on most surfaces

and now includes LTO Ultrium tape cartridges

Bonding dissimilar materials

3M Fire Barrier Sealant CP 25WB+, 10.1 fl oz 3M Polystyrene Insulation Adhesive 78 Aerosol smooth items3M Fire Barrier Sealant CP 25WB+ is a premium firestop solution trusted by modular builders to meet the most demanding fire protection standards. This high performance, water based intumescent sealant is designed to seal through penetrations and construction joints against fire, smoke, and toxic gases. Formulated for easy application and clean up, CP 25WB+ delivers up to 4 hour fire ratings per ASTM E814 (UL 1479) and ASTM E1966 (UL 2079) when