Window & Door Spray Foam Sealant, 20 oz, Aerosol Can, WhiteMfr #: 7565029712 Bright white polyurethane expanding foam sealant for doors, windows, and skylights Up to 90 percent less curing pressure of other foams; Low pressure won't warp window frames or door jambs Provides permanent seal against air, moisture, and insect infiltration Expands to fill cracks and gaps up to 1. 5 inches wide; Bonds to all common building materials Cured sealant is hypoallergenic, non toxic, fire retardant, non shrinking, and