The Great Stuff PRO Gaps and Cracks spray foam insulation is a high-quality product designed to fill gaps and cracks effectively. With a case containing 20 cans of 24 oz each, this foam insulation is suitable for various surfaces such as plywood, wood, drywall, concrete, and metal. It is heat retardant and fire resistant, making it ideal for use in exterior and interior walls, basements, and ceilings. The orange foam material is easy to apply and provides excellent insulation to help improve energy efficiency in any building.