Sika Boom Expanding Polyurethane Foam, 20oz Can

Sika Boom Expanding Polyurethane Foam, 20oz Can

Sika Boom® is a pre-pressurized, portable, one-component, polyurethane foam system applied in a bead form. Sika Boom® expands and cures slowly to a semi-rigid, closed-cell foam upon reaction with moisture, such as ambient humidity. It is designed for easy dispensing through a straw adapter that is included with each can.

Uses:

• 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.
• For dispensing as a bead for filling cracks, and crevices, and to fill smaller cavities.

Characteristics and Advantages:

• Tack-free in approximately 5 minutes or less, based on moisture/temperature conditions.
• Fully cures within 12 to 24 hours.
• Cured foam can be sanded, painted, or covered
• Cured foam is resistant to heat and cold.
• Adheres to most building materials.
• Expands 2 to 3 times its original size.