What Is Spray-On Foam Insulation?
Spray-polyurethane foam (SPF) is a spray-applied plastic. It provides continuous insulation and air-sealing barriers for walls, roofs, contoured surfaces and around corners. This type of insulation is resistant to heat transfers and is an energy-efficient way to reduce air leaks from cracks or seams. How Is Spray Foam Made? Spray-foam insulation is created by mixing…