Dap 10 oz High Heat Fire Resistant Mortar Black 18854

DAP high heat fire resistant mortar is a non-combustible silicate cement for applications in wood frame construction where an ASTM E136 non-combustible sealant is required, such as filling around vents, pipes, ducts and chimneys at ceiling and/or floor level prior to the application of drywall products. It has been tested in accordance with ASTM E136 and withstands temperatures up to 2000°F. It can also be used to patch chipped or cracked firebrick in fireplaces or wood-burning stoves. It adheres firmly to firebrick when wet or dry and sets rock hard when fired. Easy water clean-up. Interior use only.

• Meets ASTM E136
• Draft, smoke, fireblock sealant for applications in wood-frame construction where an ASTM E136 non-combustible sealant is required
• For repairing small chips or cracked fire brick, re-pointing mortar joints between fire bricks and bonding fire bricks together in fireboxes in fireplaces and wood burning stoves
• Withstands temperatures up to 2000°F
• Sets rock hard once fired
• Adheres well to masonry
• Paintable once heat cured
• Easy water clean-up, low odor, VOC compliant
• Interior use only

• Color: Black
• Weight: 10.1 fl oz
• Dimensions: 8 x 6 x 12 inches
• Appearance/Consistency: Gunnable paste
• Base Polymer: Silicate cement
• Volatile: Water
• Density (lbs per gallon): 14.8
• Odor: Low
• Clean: Up Water
• Flash Point: >212°F
• Shelf Life: 18 months
• Coverage: 99 linear feet at 1/8" diameter bead
• Application Temperature Range: 40°F to 100°F
• Dry Time: 24 hours
• Full Cure Time: 1-2 hours at 500°F
• Service Temperature Range: 2000°F