Heat Shield Formula 51



HeatShield Formula 51 is an insulating, high-temperature refractory mortar, developed specifically for parging smoke chamber walls. 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

 Wear goggles, gloves and a mask.  Shipping is FREE (contiguous US only).

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