Good Draw

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Alan (California Radiant) Forbes
edited May 2025 in THE MAIN WALL

Pray for white smoke, but as a heating contractor, I’d be alarmed.

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8.33 lbs./gal. x 60 min./hr. x 20°ΔT = 10,000 BTU's/hour

Two btu per sq ft for degree difference for a slab
heatheadratioPC7060GGross

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