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Add to Cart The item has been addedA Width Gas Furnace Supply Plenum (13.25 X 19.63 X 36)
MSRP: $92.17$56.23 -
Add to Cart The item has been addedB Width Gas Furnace Supply Plenum (16.25 X 19.63 X 36)
MSRP: $97.24$59.31 -
Add to Cart The item has been addedC Width Gas Furnace Supply Plenum (19.75 X 19.63 X 36)
MSRP: $100.11$61.07 -
Add to Cart The item has been addedD Width Gas Furnace Supply Plenum (23.25 X 19.63 X 36)
MSRP: $109.92$67.05 -
Add to Cart The item has been addedFurnace Return Air Plenum - A Width (14.5")
MSRP: $264.00$161.04 -
Add to Cart The item has been addedFurnace Return Air Plenum - B Width (17.5")
MSRP: $319.15$194.68 -
Add to Cart The item has been addedFurnace Return Air Plenum - C Width (21")
MSRP: $344.51$210.15 -
Add to Cart The item has been addedFurnace Return Air Plenum - D Width (24.5")
MSRP: $372.96$227.51
Shop gas system plenum boxes online at Buy Comfort Direct. We carry supply and return plenum boxes built for gas furnace systems, all contractor-grade and in stock. Every order over $99 ships free, backed by our price match guarantee and real HVAC experts a phone call away. Whether you are completing a full system install or a quick repair, get exactly what the job needs at wholesale prices. Browse the complete Gas System Plenum Boxes collection at Buy Comfort Direct.