Red Devil 10.1 Oz. Black Fireplace/Stove Repair Sealant

A super-tough, silicate cement that sets rock-hard when fired. Ideal for repairs to fireplaces and various wood burning stoves. The black textured paste adheres well to fire brick, cinder block, metal, and mortar. It cures with a warm fire and provides a durable, long-lasting seal that withstands temperatures up to 1000 degrees Fahrenheit. Non-flammable. Interior use only. Water clean up.