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$612.00
Visual Comfort Architectural Element 4in RD Flangeless Adjustable Chicago Plenum Housing, Matte Black, 12" Wide E4RL-LO93510AC
Lightology
Free shipping
$612.00
Visual Comfort Architectural Element 4in RD Flangeless Adjustable Chicago Plenum Housing, Matte Black, 12" Wide E4RL-LO93510AC
Lightology
$272.48
SOUTHWARK METAL 49C242448 Adjustable Plenum, 24X24x48 Inches, Adjustable, Efficient Airflow Management
Voomi Supply
$272.48
SOUTHWARK METAL 49C242448 Adjustable Plenum, 24X24x48 Inches, Adjustable, Efficient Airflow Management
Voomi Supply
$193.57
SOUTHWARK METAL MFG CO 49C242436 49C 24X24X36 ADJ PLENUM
Voomi Supply
$193.57
SOUTHWARK METAL MFG CO 49C242436 49C 24X24X36 ADJ PLENUM
Voomi Supply
$276.00
Visual Comfort Architectural EN3S-LH940AAC Entra Square Adjustable Chicago Plenum Housing 4000K High Output | 9" Wide
Lightopia.com
$276.00
Visual Comfort Architectural EN3S-LH940AAC Entra Square Adjustable Chicago Plenum Housing 4000K High Output | 9" Wide
Lightopia.com
$42.05
Southwark 49P2036 Duct Plenum, Adjustable, Side, 20 in WD, 36 in LG | Skip The Warehouse
Skip The Warehouse
$42.05
Southwark 49P2036 Duct Plenum, Adjustable, Side, 20 in WD, 36 in LG | Skip The Warehouse
Skip The Warehouse
$258.00
Visual Comfort Architectural EN3R-LO940AAC Entra Round Adjustable Chicago Plenum Housing 4000K Low Output | 7" Wide
Lightopia.com
$258.00
Visual Comfort Architectural EN3R-LO940AAC Entra Round Adjustable Chicago Plenum Housing 4000K Low Output | 7" Wide
Lightopia.com
$56.96
Southwark 49T2424 Plenum Top, Adjustable, 24 in X 24 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$56.96
Southwark 49T2424 Plenum Top, Adjustable, 24 in X 24 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$32.82
Southwark 49T2020 Plenum Top, Adjustable, 20 in X 20 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$32.82
Southwark 49T2020 Plenum Top, Adjustable, 20 in X 20 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$374.99
$399.99
Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch
Amazon.com
44
Free shipping
$374.99
$399.99
Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch
Amazon.com
$669.67
Dayton Air Supply Plenum: 48 In, 825DW6 Model: 825DW6
Grainger
$669.67
Dayton Air Supply Plenum: 48 In, 825DW6 Model: 825DW6
Grainger
$119.99
Spectre Performance 9859: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
Free shipping
$119.99
Spectre Performance 9859: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
$330.00
GE RAVWPT9 Telescopic Plenum - Galvanized Steel, 4.5"-9" Depth
Acunitsforless.com
$330.00
GE RAVWPT9 Telescopic Plenum - Galvanized Steel, 4.5"-9" Depth
Acunitsforless.com
$494.00
GE RAVWPT15B Telescopic Plenum - 8-15" Deep For MUA Systems
Acunitsforless.com
$494.00
GE RAVWPT15B Telescopic Plenum - 8-15" Deep For MUA Systems
Acunitsforless.com
$99.02
M&M Manufacturing P813.519.548R6F5 A FURN SUPPLY 13.5X19.5 PLENUM
Voomi Supply
$99.02
M&M Manufacturing P813.519.548R6F5 A FURN SUPPLY 13.5X19.5 PLENUM
Voomi Supply
$132.04
Mitchell Metal Products DSP-610 Supply Plenum R6 3ft
Voomi Supply
$132.04
Mitchell Metal Products DSP-610 Supply Plenum R6 3ft
Voomi Supply
$229.99
BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
3
Free shipping
$229.99
BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
$118.98
Spectre Performance 9849: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
30
Free shipping
$118.98
Spectre Performance 9849: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
$139.22
Spectre Performance 98499: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
33
Free shipping
$139.22
Spectre Performance 98499: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
$45.25
The Unico System UPC-89TMF-1 Install Kit 2 Inch Flat Metal Plenum
Voomi Supply
$45.25
The Unico System UPC-89TMF-1 Install Kit 2 Inch Flat Metal Plenum
Voomi Supply
$207.74
Aladdin Metal Products AL-RAFB2422-1 Air Handler Plenum 24 3/4 X 22 1/16
Voomi Supply
$207.74
Aladdin Metal Products AL-RAFB2422-1 Air Handler Plenum 24 3/4 X 22 1/16
Voomi Supply
$281.33
SOUTHWARK METAL 78G30H17-1/2X20-1/2X30 17-1/2 X 20-1/2 X 30 in. Style-A Plenum
Voomi Supply
$281.33
SOUTHWARK METAL 78G30H17-1/2X20-1/2X30 17-1/2 X 20-1/2 X 30 in. Style-A Plenum
Voomi Supply
$121.00
Tinman 20X20x30 HVAC Plenum, 26-Gauge Steel, USA-Made, Up/Down, Multi-System
eBay
Free shipping
$121.00
Tinman 20X20x30 HVAC Plenum, 26-Gauge Steel, USA-Made, Up/Down, Multi-System
eBay
$187.21
$229.99
Oxbox Coil Multi-Position Supply Plenum
eFireplaceStore
18% off
$187.21
$229.99
Oxbox Coil Multi-Position Supply Plenum
eFireplaceStore
$249.99
$299.99
BUILDMART - 72" Plenum Box For [72" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Linear Slot Diffusers
16% off
$249.99
$299.99
BUILDMART - 72" Plenum Box For [72" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Linear Slot Diffusers
$189.00
SUPPLY PLENUM 21 X 21 X 36 W/2 Caps W/1" Insulation LONG STEEL 26 GAUGE
eBay
Free shipping
$189.00
SUPPLY PLENUM 21 X 21 X 36 W/2 Caps W/1" Insulation LONG STEEL 26 GAUGE
eBay
$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
$193.60
SOUTHWARK METAL 72G30H14-3/8X20-1/2X30 Sheet Metal Style-A Plenum
Voomi Supply
$193.60
SOUTHWARK METAL 72G30H14-3/8X20-1/2X30 Sheet Metal Style-A Plenum
Voomi Supply
$138.57
$173.33
M&M Manufacturing MP-DFP2025R6 Combination Return Air Filter Box & Plenum 20 in Width 25 in Depth 25 in Length
Voomi Supply
20% off
$138.57
$173.33
M&M Manufacturing MP-DFP2025R6 Combination Return Air Filter Box & Plenum 20 in Width 25 in Depth 25 in Length
Voomi Supply
$320.35
SOUTHWARK METAL SBF36 Return Air Duct Plenum, 36 Inch, Versatile, Filter Compatible
Voomi Supply
$320.35
SOUTHWARK METAL SBF36 Return Air Duct Plenum, 36 Inch, Versatile, Filter Compatible
Voomi Supply
$96.81
THE METAL SHOP 500176-MS 850 Plenum, 23.5 X 11.5, Knock Down, Duct Plenum
Voomi Supply
$96.81
THE METAL SHOP 500176-MS 850 Plenum, 23.5 X 11.5, Knock Down, Duct Plenum
Voomi Supply
$202.40
Supply Duct Plenum 20X20x24 Long W/2 End Caps 1" Insulation W/2
eBay
Free shipping
$202.40
Supply Duct Plenum 20X20x24 Long W/2 End Caps 1" Insulation W/2
eBay
$203.00
20X21x36 Long Ductwork With 4/6" Holes Supply Air Plenum 26 Gauge Steel
eBay
Free shipping
$203.00
20X21x36 Long Ductwork With 4/6" Holes Supply Air Plenum 26 Gauge Steel
eBay
$32.36
$49.16
M&M MANUFACTURING 643R61066 10 in X 6 in X 6 in R6 Slant Top Plenum, 10 X 6 X 6 In, Slant Top Design, Optimized For Sheet Metal Ducts
Voomi Supply
34% off
$32.36
$49.16
M&M MANUFACTURING 643R61066 10 in X 6 in X 6 in R6 Slant Top Plenum, 10 X 6 X 6 In, Slant Top Design, Optimized For Sheet Metal Ducts
Voomi Supply
$69.01
ALADDIN METAL PRODUCTS SMFA14 Supply Plenum 13-1/4 X 23-1/2 X 36
Voomi Supply
$69.01
ALADDIN METAL PRODUCTS SMFA14 Supply Plenum 13-1/4 X 23-1/2 X 36
Voomi Supply
$198.00
Knockdown Supply Plenum W/ Top 90G36H 24.5"X 20"X36" For 24.5" Wide Gas Furnaces
eBay
Free shipping
$198.00
Knockdown Supply Plenum W/ Top 90G36H 24.5"X 20"X36" For 24.5" Wide Gas Furnaces
eBay
$517.00
Knockdown Supply Plenum W/Top 90G36H/811 24.5"X20"X36" Return Air Package 16.5"
eBay
Free shipping
$517.00
Knockdown Supply Plenum W/Top 90G36H/811 24.5"X20"X36" Return Air Package 16.5"
eBay
How to Build a Metal Supply Plenum for Residential HVAC | Step-by-Step Ductwork Guide âś…
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Plenum Box Sizing | Complete HVAC Design Tutorial
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Plenum Box Sizing | Complete HVAC Design Tutorial
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635.1K viewsSep 28, 2021
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Shop adjustable plenum

Sponsored
About our ads
$612.00
Visual Comfort Architectural Element 4in RD Flangeless Adjustable Chicago Plenum Housing, Matte Black, 12" Wide E4RL-LO93510AC
Lightology
Free shipping
$612.00
Visual Comfort Architectural Element 4in RD Flangeless Adjustable Chicago Plenum Housing, Matte Black, 12" Wide E4RL-LO93510AC
Lightology
$272.48
SOUTHWARK METAL 49C242448 Adjustable Plenum, 24X24x48 Inches, Adjustable, Efficient Airflow Management
Voomi Supply
$272.48
SOUTHWARK METAL 49C242448 Adjustable Plenum, 24X24x48 Inches, Adjustable, Efficient Airflow Management
Voomi Supply
$193.57
SOUTHWARK METAL MFG CO 49C242436 49C 24X24X36 ADJ PLENUM
Voomi Supply
$193.57
SOUTHWARK METAL MFG CO 49C242436 49C 24X24X36 ADJ PLENUM
Voomi Supply
$276.00
Visual Comfort Architectural EN3S-LH940AAC Entra Square Adjustable Chicago Plenum Housing 4000K High Output | 9" Wide
Lightopia.com
$276.00
Visual Comfort Architectural EN3S-LH940AAC Entra Square Adjustable Chicago Plenum Housing 4000K High Output | 9" Wide
Lightopia.com
$42.05
Southwark 49P2036 Duct Plenum, Adjustable, Side, 20 in WD, 36 in LG | Skip The Warehouse
Skip The Warehouse
$42.05
Southwark 49P2036 Duct Plenum, Adjustable, Side, 20 in WD, 36 in LG | Skip The Warehouse
Skip The Warehouse
$258.00
Visual Comfort Architectural EN3R-LO940AAC Entra Round Adjustable Chicago Plenum Housing 4000K Low Output | 7" Wide
Lightopia.com
$258.00
Visual Comfort Architectural EN3R-LO940AAC Entra Round Adjustable Chicago Plenum Housing 4000K Low Output | 7" Wide
Lightopia.com
$56.96
Southwark 49T2424 Plenum Top, Adjustable, 24 in X 24 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$56.96
Southwark 49T2424 Plenum Top, Adjustable, 24 in X 24 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$32.82
Southwark 49T2020 Plenum Top, Adjustable, 20 in X 20 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$32.82
Southwark 49T2020 Plenum Top, Adjustable, 20 in X 20 In, 26 Gauge | Skip The Warehouse
Skip The Warehouse
$374.99
$399.99
Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch
Amazon.com
44
Free shipping
$374.99
$399.99
Spectre Performance 771 Low Profile Dual Plenum Kit With 45°/90° Tube, Silver,24.3 Inch
Amazon.com
$669.67
Dayton Air Supply Plenum: 48 In, 825DW6 Model: 825DW6
Grainger
$669.67
Dayton Air Supply Plenum: 48 In, 825DW6 Model: 825DW6
Grainger
$119.99
Spectre Performance 9859: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
Free shipping
$119.99
Spectre Performance 9859: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
$330.00
GE RAVWPT9 Telescopic Plenum - Galvanized Steel, 4.5"-9" Depth
Acunitsforless.com
$330.00
GE RAVWPT9 Telescopic Plenum - Galvanized Steel, 4.5"-9" Depth
Acunitsforless.com
$494.00
GE RAVWPT15B Telescopic Plenum - 8-15" Deep For MUA Systems
Acunitsforless.com
$494.00
GE RAVWPT15B Telescopic Plenum - 8-15" Deep For MUA Systems
Acunitsforless.com
$99.02
M&M Manufacturing P813.519.548R6F5 A FURN SUPPLY 13.5X19.5 PLENUM
Voomi Supply
$99.02
M&M Manufacturing P813.519.548R6F5 A FURN SUPPLY 13.5X19.5 PLENUM
Voomi Supply
$132.04
Mitchell Metal Products DSP-610 Supply Plenum R6 3ft
Voomi Supply
$132.04
Mitchell Metal Products DSP-610 Supply Plenum R6 3ft
Voomi Supply
$229.99
BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
3
Free shipping
$229.99
BUILDMART - 48" Plenum Box For [48" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
$118.98
Spectre Performance 9849: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
30
Free shipping
$118.98
Spectre Performance 9849: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
$139.22
Spectre Performance 98499: Spectre Performance Carbureted Air Intake Plenums
Summit Racing
33
Free shipping
$139.22
Spectre Performance 98499: Spectre Performance Carbureted Air Intake Plenums
Summit Racing

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