This buff-colored, pre-mixed high-temperature cement is designed for bonding and sealing masonry and metal surfaces exposed to heat up to 2000°F. Ideal for patching cracks in firebrick and mortar,...

This gray, ready-to-use high-temperature cement is specially formulated for sealing and bonding masonry and metal surfaces exposed to intense heat—up to 2000°F. Perfect for repairing cracked...

This black pre-mixed, ready-to-use high-temperature cement is a versatile solution for bonding and sealing masonry and metal surfaces exposed to extreme heat—up to 2000°F. Ideal for patching cracks...

The Adjustable Oval Insert Boot is made with 11 gauge, carbon steel. It is used to connect inserts with rectangular flue outlets up to 6" x 16 ½" with oval flex connectors. The two-piece design...