HeatShield Formula 51 is an insulating, high-temperature refractory mortar, developed specifically for parging smoke chamber walls. (The smoke chamber is above the damper and below the flue.) When properly applied, it will restore the integrity of your fireplace. This dry mix product product will insulate, seal gaps, and smooth the smoke chamber walls as required by both NFPA and IRC codes. Available in a 30 lb. pail.
UL Listed (Smoke chamber surfacing materials MH64629)
Insulates Fireplace Smoke Chambers for Added Safety
Smoothes Jagged Edges and Corbels and Reshapes Smoke Chambers for Increased Performance
Insulates from Heat or Cold
Sticks to Most Anything
NOTE: Not suitable for food storage or food preparation areas. Meets ASTM C-199 (Medium Duty) and is non water-soluble when dry. Wear goggles, gloves and a mask. Shipping is FREE (contiguous US only).
WARNING: This product can expose you to chemicals including quartz and titanium dioxide, which are known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
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