HEAT-TYTE Furnace Cement is a premium grade ready to use refractory cement and sealant for use in cementing and resetting furnaces, stoves, boilers, and chimney collars. HEAT-TYTE is a practical and permanent paste cement that adheres to metal, wood, stone, masonry or brick. HEAT-TYTE Furnace Cement cures to a fireproof joint which will outlast most furnaces. This cement is suitable for use with continuous operating systems with temperatures up to 3000 deg F (1649 deg C). HEAT-TYTE provides a non-porous, smoke-tight and gas-tight seal. HEAT-TYTE Furnace Cement is grit free, asbestos free, and free of sand.