Spray Foam Insulation out performs traditional insulation. Closed-cell Spray Foam Insulation adds building strength. When used on a roof, it is strong enough to walk on. When used in walls it can strengthen the walls in which it's installed. When applied in an attic, it can improve a roof's resistance to lift during high wind storms. Ideal for homes in coastal Saint John where there are many historic homes with little or no insulation. Why Spray Foam? Keep cool Spray Polyurethane Foam (SPF) is one of the strongest insulating materials in the market today. Spray foam can fully insulate any building and can be sprayed over concrete, wood and steel. Spray foam insulation can be sprayed in attics, walls, basements, crawl spaces, under decks and on the roof resulting in more energy efficient green buildings and homes. Reduce heating costs. more... See more text