Red Devil® HVAC/R Silicone Sealant, Extreme Temperature, Cartridge, 10.1 oz, Proprietary Siloxane Blend Base, Composition: Hydroxy-terminated Dimethyl siloxane, Non-hazardous ingredients, Amorphous silica, Polydimethylsiloxane, Methyltriacetoxysilane, Titanium Dioxide, Ethyltriacetoxysilane, Paste, 20 min Tack Free Drying, 24 hr Curing, Clear, Acetic Acid/Vinegar, -60 to 400 deg F, 1.049 Specific Gravity, 0.04375 Mixing, <40 g/L VOC, Flammability: 1, Applicable Materials: Metal, Aluminum, Concrete, Glass, Fiberglass, Vinyl and Plastic