J.A. ROBY Refractory Brick 4-1/2 x 9 x 1-1/4
J.A. ROBY Refractory Brick 4-1/2 x 9 x 1-1/4
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Refractory Firebrick 4 ½" × 9" × 1 ¼"
OEM High-Heat Ceramic Firebox Liner — Model BRI
Protect the steel firebox of your heating appliance and maximize heat retention with the official J.A. ROBY Refractory Firebrick (Model BRI). Sized at the standard 4 ½" × 9" × 1 ¼", this high-density refractory ceramic brick shields the combustion chamber walls from direct flame degradation while reflecting intense thermal energy back into the fuel bed for a hotter, cleaner, and more efficient burn.
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