Check the listing for details. Meeco's Red Devil Blk Fireplace Mortar. Condition: New. Listed at 16.95 USD. Pre-mixed, ready-to-use high temperature silicate cement. Designed for patching or repairing cracked or chipped firebrick and mortar. Multi-purpose cement for bonding and sealing both masonry and metals with working temperatures up to 2,000-Degree F Effective in re-setting and cementing furnaces, stoves, chimney collars, boilers and duct work. Black in color. Pre-mixed, ready-to-use high temperature silicate cement. Designed for patching or repairing cracked or chipped firebrick and mortar. Multi-purpose cement for bonding and sealing both masonry and metals with working temperatures up to2,000-Degree F . Effective in re-setting and cementing furnaces, stoves, chimney collars, boilers and duct work. Black in color.Pre-mixed, ready-to-use, high-temperature cement/mortarDesigned for patching or repairing cracked or chipped firebrick and mortarWithstands working temperatures up to 2,000-Degrees FBlack in colorMade in the USA