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Flame-Safe Firestop Caulk - Model FS900
Cost Effective Flame-Safe Firestop Caulk seals penetrations in fire walls and is UL classified under "Fill or Cavity Materials."
This caulk produces a sandable, paintable surface with up to a 3-Hour fire rating! Water based (no solvents or silicones).
Size: 10.3 Oz. Tube
Note: Not for food use.