Bison Construction Foam is a high-quality expanding foam designed for filling, sealing, and insulating gaps, joints, and cavities. It provides strong adhesion, excellent insulation, and long-lasting durability, making it ideal for construction, installation, and repair work around doors, windows, pipes, and walls. Shake the can well before each use (10 to 20 times). Hold the can upside down while spraying. Fill the joint or area for about 50%. The amount applied will expand to about 2 to 3 times the original volume