3M 12 oz. Orange Fire Block FB-FOAM Sealant (6-Pack)

Tested as a Type V commercial and residential fire block for non-rated construction. This product is used to help seal, fill, insulate and bond. Also acts as a draft stop to restrict air infiltration. This ready-to-use product expands to more effectively seal penetrations than traditional products that meet the modified ASTM E 814. Not to be used as a firestop in commercial construction. Color: Orange.