Fire Barrier Caulk
Fire barrier caulk products for sealing joints and penetrations to maintain fire-rated assemblies, offered by industrial brands like 3M. Four indexed products average a 4.40 rating, with mid-range to premium pricing (about $85–$334)
Top Products
Master Flame Fire Retardant Spray (1 gal) with pump sprayer
Master FX, Inc.
Mid-Range
3M Fire Barrier Sealant CP 25WB+ 10.1 oz Cartridge
3M
Premium
Kraken Bond High Temp Fire Sealant 12-Pack
KRAKEN BOND
Premium
3M Fire Barrier Sealant FD 150+ (Red), Gun-Grade
3M
Premium