RUTLAND 600ºF RTV High Heat Silicone Sealant is a great solution for sealant needs. Not only is this a powerful adhesive, it will also seal gases and smoke permanently, with limitless uses in the home or on job sites. Use it to seal fireplace inserts, repair solar panels, or apply ceramic tiles to your fireplace surround or heat shielding behind your stove. Can also be used to seal a chimney cap to withstand wind, rain, and hot smoke.

Silicone will adhere to most clean surfaces, including glass, metal, plastics, fiberglass, wood, brick, and stone.

  •  2.7 oz Tube (Red only) or 10.3 oz Cartridge (both Red and Black)
  • Rated to withstand up to 600°F (315°C)
  • No harsh odor
  • Approximate coverage: 16′ (2.7 oz) or 65′ (10.3 oz), both with 3/16″ bead
  • Indoor and outdoor use
  • Made in the USA