Rutland 500 RTV High Heat Silicone Sealant, a specially formulated RTV silicone combining flexibility with high heat resistance, forms a tough rubbery seal, and keeps its flexibility even at temperatures of 450F continuously, or 500F intermittantly.

Special Note: It has been brought to our attention that some building codes in North and South Carolina require a high-heat sealant around some electrical outlets. Check your local building codes. Suggested uses include sealing around insulated chimney caps and storm collars, fireplace inserts, gas stoves and glass fireplace screens. Can be used for making solar panel repairs and some automotive seals. May be used anywhere a black or translucent permanent elastic seal is needed. Will adhere to glass, metal, most plastics, fiberglass, aluminum, wood, brick and slate. Acetoxy cure.

Meets ASTM C92086. Meets or exceed Fed. Spec. TT-S-001543A, TT-S001543A,TT-S-00230C, A-A-272, Type IV, C.G.S.B. 19 GP-9B and ASTM C 920-86.