This premixed, easy to trowel, fiber reinforced refractory cement is an ideal high-heat sealant for masonry joints less than 1/4" thick. Use this cement to set, bond, and repair cracked or broken firebricks in stoves, fireplaces, and furnaces as well as for building fireplace boxes. Passes ASTM E136 and E72.

• Rated up to 2000F (1090C)
• Requires heat to cure
• Approx. coverage: One gallon per 45 count 9x4-1/2" firebricks
• Ready-mixed refractory mortar
• Air-set and heat-cure product
• Useful for setting and bonding firebrick
• Flue caps recommended on newly built chimneys
• Contains no asbestos - easy to trowel
• Not recommended where fire-cured adhesion to metal is desired