Silicone Sealant, Color Gray, Application HVAC, Duct and Electrical, Container Size 10 oz, Container Type Cartridge, Resistance Properties Crack Resistant, Mildew Resistant, Mold Resistant, Nonshrinking, Ultraviolet Resistant, Waterproof, Standards ASTM C920, FDA 21 CFR 177.2600, NSF/ANSI 51, TTS001543A, Elongation Not Applicable, Full Cure Time 1 day, Maximum Performance Temperature 475 Degrees F, Minimum Performance Temperature -40 Degrees F, Working Time 10 min