40,000 BTU Horizontal Gas Furnaces for Sale

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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Upflow/Horizontal Single Stage up to 3 Ton 14" W | GR9S800403AN

SKU: GR9S800403AN
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$1,196.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Low Nox Upflow/Horizontal Single Stage up to 3 Ton 14" W | GR9S800403AX

SKU: GR9S800403AX
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$1,206.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Downflow/Horizontal Single Stage up to 3 Ton 14" W | GD9S800403AN

SKU: GD9S800403AN
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$1,243.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Low Nox Downflow/Horizontal Single Stage up to 3 Ton 14" W | GD9S800403AX

SKU: GD9S800403AX
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$1,255.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Upflow/Horizontal Two Stage up to 3 Ton 14" W | GR9T800403AN

SKU: GR9T800403AN
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$1,384.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Low Nox Upflow/Horizontal Two Stage up to 3 Ton 14" W | GR9T800403AX

SKU: GR9T800403AX
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$1,384.00
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Goodman

Goodman 40,000 BTU 80% AFUE Gas Furnace Low Nox Downflow/Horizontal Two Stage up to 3 Ton 14" W | GD9T800403AX

SKU: GD9T800403AX
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$1,439.00
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Goodman

Goodman 40,000 BTU 92% AFUE Gas Furnace Upflow/Horizontal Single Stage up to 3 Ton 14" W | GR9S920403AN

SKU: GR9S920403AN
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$1,652.00
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Goodman

Goodman 40,000 BTU 97% AFUE Gas Furnace Upflow/Horizontal Single Stage up to 3 Ton Blower 14" W | GR9S960403AN

SKU: GR9S960403AN
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$1,828.00
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Goodman

Goodman 40,000 BTU 96% AFUE Gas Furnace Upflow/Horizontal Two Stage up to 3 Ton Blower 14" W | GR9T960403AN

SKU: GR9T960403AN
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$1,972.00
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Goodman

Goodman 40,000 BTU 96% AFUE Gas Furnace Downflow/Horizontal Two Stage up to 3 Ton Blower 17.5" W | GD9T960403BN

SKU: GD9T960403BN
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$2,155.00
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Ameristar

Ameristar by American Standard 40,000 BTU 80% AFUE Gas Furnace Upflow/Horizontal Single Stage up to 3 Ton 14" W R454B Refrigerant | A801X040AM3SDA

SKU: A801X040AM3SDA
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$1,484.02
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Where is a 40,000 BTU horizontal furnace installed?

Horizontal furnaces lie on their side and move air side-to-side, so they fit attics and crawlspaces. Most 40,000 BTU models are multi-position (upflow/horizontal or downflow/horizontal), letting one unit fit several install locations.

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