Please be aware orders placed now will not arrive in time for Christmas, please check delivery times.
Sika Boom Expanding Polyurethane Foam, 12oz Can
Fully cures within 12 to 24 hours.
Adheres to most building materials.
Expands 2 to 3 times its original size.
For dispensing as a bead for filling cracks, and crevices, and to fill smaller cavities.
On any clean surface to fill, insulate and seal around gaps, beneath base plates, mud sills, top plate penetrations, corner joints, T-joints, exterior cracks, around utility panels, pipes, duct penetrations, etc.