Gorilla foam seal insulating foam sealant is a multi-purpose formula that expands to fill gaps and cracks up to 1 in, does not cause bowing making it great for windows and doors and can be used in both indoor and outdoor applications. This formula has maximum durability with high flexibility, strong adhesion and UV resistance that provides protection for minimal outdoor degradation. Dispensed product is tack free in 8 to 12 min and can be trimmed in 45 min. Use to seal out air, moisture, pests and insects. Exposure to sunlight causes discoloration. For outdoor use, coat with exterior paint. Not for filling closed cavities or voids. Not for use on or within heat-emitting devices or in areas that require fireproof and fire stopping materials.