The Best High Temperature Sealant, Rutland 600 degree Super Red High Heat Silicone Sealant is a neutral-cure (no odor) ultra-performance sealant. It forms a tough rubbery seal, and keeps its flexibility even in heat environments up to 550 degrees F continuous and 600 degrees F intermittant. Will adhere to glass, metal, plastic, fiberglass, aluminum, wood, brick and slate. Greatly improved adhesion to masonry makes 600 degrees RTV Silicone Sealant the ideal choice for pointing masonry.

Without harsh odor, it's the perfect choice for use in confined areas. Rutland 600 degrees Super Red High Heat Silicone Sealant can withstand temperatures up to 550 degrees F continuously or 600 degrees F for one hour. One hour of heat aging at 600 degrees F results in a slight reduction in product hardness and elongation specifications. Meets or exceeds Fed. Spec. TT-S-001543a, TT-S-00230c, A-A-272, Type IV, C.G.S.B. 19 GP-9B and ASTM C 920-86