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$374.99

$399.99

Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch

Amazon.com

Free shipping

$374.99

$399.99

Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch

Amazon.com

$219.99

$289.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

24% off

$219.99

$289.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$1,164.79

DAYTON Air Supply Plenum: 96 In, 825DW3 Model: 825DW3

Grainger

$1,164.79

DAYTON Air Supply Plenum: 96 In, 825DW3 Model: 825DW3

Grainger

$549.00

Supply And Return Plenum Kit 74G36H/FB1728 W/ Box & Filter 17.5"" Multi-Position

eBay

Free shipping

$549.00

Supply And Return Plenum Kit 74G36H/FB1728 W/ Box & Filter 17.5"" Multi-Position

eBay

$89.99

$119.99

BUILDMART - 18" Plenum Box For [18" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

25% off

$89.99

$119.99

BUILDMART - 18" Plenum Box For [18" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$209.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And

Amazon.com

Free shipping

$209.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And

Amazon.com

$200.00

24X25x23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, Hvac Duct

eBay

Free shipping

$200.00

24X25x23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, Hvac Duct

eBay

$133.29

Mcdaniel Metals 161/4X203/8X36RF1/2 3 ft R6 Return Plenum

Amazon.com

Free shipping

$133.29

Mcdaniel Metals 161/4X203/8X36RF1/2 3 ft R6 Return Plenum

Amazon.com

$202.00

SUPPLY DUCT PLENUM 20X20x24 LONG W/2 End Caps 1" Insulation W/2 Collars 26 GAUGE

eBay

Free shipping

$202.00

SUPPLY DUCT PLENUM 20X20x24 LONG W/2 End Caps 1" Insulation W/2 Collars 26 GAUGE

eBay

$467.56

Movincool Condenser Plenum: Condenser Plenum, Portable Air Conditioner, Model: 484350-1430

Grainger

$467.56

Movincool Condenser Plenum: Condenser Plenum, Portable Air Conditioner, Model: 484350-1430

Grainger

$388.06

20 in. X 25 in. Dual Filter Plenum Kit

Home Depot

Free shipping

$388.06

20 in. X 25 in. Dual Filter Plenum Kit

Home Depot

$778.41

Movincool Condenser Plenum: Condenser Plenum, Portable Air Conditioner, Model: 484350-1470

Grainger

$778.41

Movincool Condenser Plenum: Condenser Plenum, Portable Air Conditioner, Model: 484350-1470

Grainger

$249.99

$329.99

BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

24% off

$249.99

$329.99

BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$179.99

$229.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

21% off

$179.99

$229.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$199.99

$259.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

23% off

$199.99

$259.99

BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$209.99

$269.99

BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

22% off

$209.99

$269.99

BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$129.99

$169.99

BUILDMART - 24" Plenum Box For [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

23% off

$129.99

$169.99

BUILDMART - 24" Plenum Box For [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$137.00

24X25x23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, Hvac Duct

eBay

$137.00

24X25x23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, Hvac Duct

eBay

$470.00

Oceanaire Condenser Plenum: Condenser Plenum, Heat Pump, 2OACH Model: 2DCP-1

Grainger

$470.00

Oceanaire Condenser Plenum: Condenser Plenum, Heat Pump, 2OACH Model: 2DCP-1

Grainger

$836.00

Oceanaire Condenser Plenum: Condenser Plenum, Heat Pump, 2OACH Model: DCP-5

Grainger

$836.00

Oceanaire Condenser Plenum: Condenser Plenum, Heat Pump, 2OACH Model: DCP-5

Grainger

$147.00

16X25x16 W/2 Caps W/Filter Rack Air Duct Plenum-26 Gauge, Hvac Duct

eBay

Free shipping

$147.00

16X25x16 W/2 Caps W/Filter Rack Air Duct Plenum-26 Gauge, Hvac Duct

eBay

$408.73

Friedrich Plenum: Plenum, Vertical Packaged Air Conditioner, 30 3/8 in X 24 1/8 in X 32 in Model: VPAWP1-14

Grainger

$408.73

Friedrich Plenum: Plenum, Vertical Packaged Air Conditioner, 30 3/8 in X 24 1/8 in X 32 in Model: VPAWP1-14

Grainger

$183.00

SUPPLY AIR DUCT PLENUM 21 1/2 X24 3/4X 26 LONG Insulated GALVANIZED 26 GAUGE

eBay

$183.00

SUPPLY AIR DUCT PLENUM 21 1/2 X24 3/4X 26 LONG Insulated GALVANIZED 26 GAUGE

eBay

$600.00

Extron Digital Plenumvault System 42-330-000915 Plenum PVM 220 - 70-901-01

eBay

Free shipping

$600.00

Extron Digital Plenumvault System 42-330-000915 Plenum PVM 220 - 70-901-01

eBay

$129.00

SUPPLY AIR DUCT PLENUM 16"" X 19.5"" X 23"" Long With 1/2 Flange 26 GAUGE Metal

eBay

Free shipping

$129.00

SUPPLY AIR DUCT PLENUM 16"" X 19.5"" X 23"" Long With 1/2 Flange 26 GAUGE Metal

eBay

$162.50

19X23x36 Insulated Hvac Supply Air Ductwork Plenum Galvanized 26 Gauge

eBay

$162.50

19X23x36 Insulated Hvac Supply Air Ductwork Plenum Galvanized 26 Gauge

eBay

$139.99

$179.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

22% off

$139.99

$179.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$159.99

$209.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

23% off

$159.99

$209.99

BUILDMART - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$166.43

$209.99

Oxbox Heat Pump Supply Plenum

eFireplaceStore

20% off

$166.43

$209.99

Oxbox Heat Pump Supply Plenum

eFireplaceStore

$69.99

$99.99

BUILDMART - 12" Plenum Box For [12" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

30% off

$69.99

$99.99

BUILDMART - 12" Plenum Box For [12" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$119.99

$159.99

BUILDMART - 24" Plenum Box For [24" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

25% off

$119.99

$159.99

BUILDMART - 24" Plenum Box For [24" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

$160.00

20X20 Plenum W/Filter Rack And Transition To 17X20 Total 25" Return

eBay

Free shipping

$160.00

20X20 Plenum W/Filter Rack And Transition To 17X20 Total 25" Return

eBay

$55.00

Supply Air Duct Plenum 20" X 12" X 16" Long Galvanized Steel 26 Gauge

eBay

$55.00

Supply Air Duct Plenum 20" X 12" X 16" Long Galvanized Steel 26 Gauge

eBay

$111.00

21.5X23.5X23.5 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

eBay

$111.00

21.5X23.5X23.5 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

eBay

$121.00

22 X 16 X 36 Long Hvac Return Air Plenum With Cutout Galvanized 26

eBay

$121.00

22 X 16 X 36 Long Hvac Return Air Plenum With Cutout Galvanized 26

eBay

$79.99

$104.99

BUILDMART - 12" Plenum Box For [12" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

23% off

$79.99

$104.99

BUILDMART - 12" Plenum Box For [12" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart

Linear Slot Diffusers

What Is a Plenum in an HVAC System?

Sep 18, 2013

weekand.com

What is Plenum in HVAC and Why It is so Important - PICKHVAC

9 months ago

pickhvac.com

HVAC Plenum Box [Stey-by-step Guide]

Sep 15, 2021

arlingtonairconditioningheating.com

What is a Plenum Box? (Purpose on FCUs and Diffusers) - aircondlounge

Mar 26, 2024

aircondlounge.com