12 Pack 3M CP-25WB+ 4 Hour Fire Barrier Sealant - 10.1-oz Cartridge

Water Base: Easy clean up, no special handling, routine disposal. Expands when heated to seal around items consumed by fire Absorbs heat energy, releases chemically bound water. Fast dry: Tack-free in approximately 10-15 minutes Paintable. Best results obtained after 72 hour cure. Minimal shrinkage