colored devil window and door polyurethane straw foam sealant is specifically formulated for filling, insulating and sealing around windows and doors modern scurvy pressure and expansion formula the chance of bowing and provides a well-lined cavity fill takes the shape of all cavities forming a unending, invulnerable and cloth seal on wood, metal, masonry, glass and most plastics it stops air infiltration and in turn prevents heat loss and drafts it is environmentally dependable, contains no cfcs and hcfcs it is UL listed and an aama verified component fills, insulates and seals around windows and doors eliminates window and door frame bowing stops energy loss ready and soft to use interior/exterior use more timesaving than fiberglass multi-directional dispensing 12 fl.. . . Champagne.