Fireplace Mortar Buff 10.3 oz Cartridge

Perfect for repairing small chips or cracked firebrick, re-pointing mortar joints between firebricks, and bonding firebricks together. Adheres masonry to masonry for brick, firebrick, and stone. Use for cracks 1/8in deep or less. If deeper, apply multiple layers of 1/8in and allow 24 hours to dry between layers. Easy to apply with a caulking gun and will last for years. Sets as hard and as strong as firebrick after curing and can withstand the high temperatures produced by a wood fire. 2000 degrees farenheit temperature rating. Requires heat cure.

• Perfect for repairing small chips or cracked firebrick, re-pointing mortar joints between firebricks, and bonding firebricks together.
• Repairs small chips or cracked firebrick, re-points mortar joints between firebricks, and bonds firebricks together
• Adheres masonry to masonry for brick, firebrick, and stone