DAP Fireblock Foam Polyurethane Foam Sealant

Quickly fill and seal large gaps around vents, pipes, ducts and wires; and at wall-to-floor or ceiling-to-floor joints. For use in Type V residential construction, the foam is bright orange for easy code identification and expands 2-1/2 to 3 times its dispensed size. Just one can of this expanding foam yields up to fifteen large caulk tubes.