Top 6 Best Furnace Cement

Set time 3-5 minutes. Stops water, even under pressure. Anchors metal to masonry. Not top coat required. A powder that mixes with water. Use to patch interior or exterior mortar joints, cracks and holes in masonry walls above or below grade, sealing leaks around concrete and masonry. Withstands up to 3,050 lb. of hydrostatic pressure. Sets within 3 - 5 minutes to stop active water leaks. Interior and Exterior use, no topcoat required. Expands as it dries to lock in place.

Great cement for small repairs or big rebuilds, easy to use and clean up. Smooth consistency cement bonds and seals metal to metal or metal to masonry joints. Repair stove cracks and seals, reset firebrick, attach your stove collar, glue ceramic logs. Rated to withstand up to 2000 F 1090 C.

This is highly durable. This is easy to use. This is manufactured in China.

Ready-to-use pre-mixed cement sticks easily to masonry in your firebox to fill in small gaps. Thick, smooth consistency makes this cement amazing for mortar between firebricks. For interior use only. Rated up to 2000 Degrees F 1090 Degrees C. Requires minimum 500 degree F heat cure. color Buff.

Great cement for small repairs or big rebuilds, easy to use and clean up. Smooth consistency cement bonds and seals metal to metal or metal to masonry joints. Repair stove cracks and seals, reset firebrick, attach your stove collar, glue ceramic logs. Approximate Coverage 99 feet 10.3 oz. with 18 bead. Rated to withstand up to 2000 F 1090 C.

This is highly durable. This is easy to use. This is manufactured in China.

Pre-mixed, ready-to-use, high-temperature cementmortar. Designed for patching or repairing cracked or chipped firebrick and mortar. Withstands working temperatures up to 2,000-Degrees F. Gray in color. Made in the USA.

Great cement for small repairs or big rebuilds, easy to use and clean up. Smooth consistency cement bonds and seals metal to metal or metal to masonry joints. Repair stove cracks and seals, reset firebrick, attach your stove collar, glue ceramic logs. Rated to withstand up to 2000 F 1090 C.

This is highly durable. This is easy to use. This is manufactured in China.

Great cement for small repairs or big rebuilds, easy to use and clean up. Smooth consistency cement bonds and seals metal to metal or metal to masonry joints. Repair stove cracks and seals, reset firebrick, attach your stove collar, glue ceramic logs. Rated to withstand up to 2000 F 1090 C.

Multi-use cement for gaskets and small stove repairs. Adheres fiberglass stove gaskets to metal. Can also repair small metal cracks or bond metal to metal. Rated to 2000F 1090C.