cost for spray foam insulation
Cost Of Spray Foam Insulation. Spray foam is available in two different types: open-cell spray foam which is usually $0.44 to $0.65 per board foot and closed-cell spray foam which is about $0.70 to $1 per board foot. The average cost to have spray foam professionally installed is about $1,728.ince spray foam takes up less space than other types of insulation -- fiberglass or blown-in insulation, for example -- you can change its thickness to meet the requirements of the application space. The average thickness of spray foam is three inches, but it can be made deeper if needed.