Grey colored fireplace mortar Perfect for repairing small chips or cracked firebrick, re-pointing mortar joints between firebricks, and bonding firebricks together Sets as hard and as strong as firebrick after curing Approximate Coverage: 99 feet with 1/8" bead. Rated to 2000°F (1090°C)
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Item# : SPM16394118824
Model # : 63G