Repair small defects or seal joints with Rutland black furnace cement. Convenient and simple to apply, this cement comes premixed and ready to use. Its strength and smooth consistency makes it perfect for seals between metal and metal or metal and masonry joints. Other uses include repairing furnaces, firebricks, minor gaps, sealing joints and adhering ceramic logs.
Top choice for small repairs like fix furnaces, firebricks and minor cracks
Requires heat to cure. May be painted once cured.
Rated to withstand temperatures up to 2200 degrees Fahrenheit