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Spray foam for building houses

Spray foam or spray polyurethane. The liquid in the bottle foam. When injected into the first foam-like mousse and gradually hardens when exposed to air for about 4-7 hours is very strong. Handy with home repairs Caulked wall air duct. Joints or cracks Various decoration General repair work And used as insulation – cold. Spray foam is not only a series of spray cans. But there is a nozzle for use in the repair of major roads such as the use of concrete to raise the collapsed up to the same price per 750ml bottle is about 400-450 baht.