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$201.25
Raco 231Pl 4" Square Plenum Box 2-1/8 Deep 3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$201.25
Raco 231Pl 4" Square Plenum Box 2-1/8 Deep 3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$327.50
Raco 259Pl 4-11/16" Plenum Box 1-1/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$327.50
Raco 259Pl 4-11/16" Plenum Box 1-1/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 52151-Svt 4" Sq Chicago Plenum Junction Box 1-1/2" Deep 1/2" And 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 52151-Svt 4" Sq Chicago Plenum Junction Box 1-1/2" Deep 1/2" And 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 258Pl 4-11/16" Plenum Box 1 Ko
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 258Pl 4-11/16" Plenum Box 1 Ko
New Feedonomics Feed - ARC 8/12/2025
$247.50
Raco 265Pl 4-11/16" Plenum Box 3/4-1 Ko
New Feedonomics Feed - ARC 8/12/2025
$247.50
Raco 265Pl 4-11/16" Plenum Box 3/4-1 Ko
New Feedonomics Feed - ARC 8/12/2025
$13.59
Garvin 52181-Svt 4" Sq Chicago Plenum Air Tight Junction Box 3" Deep (8) 1/2" & (4) 3/4" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.59
Garvin 52181-Svt 4" Sq Chicago Plenum Air Tight Junction Box 3" Deep (8) 1/2" & (4) 3/4" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$411.25
Raco 165Pl 4 Octagon Plenum Box 2-1/8 Deep 1/2-3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$411.25
Raco 165Pl 4 Octagon Plenum Box 2-1/8 Deep 1/2-3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$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
15
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
$6.09
Garvin 52171-1-Vt 4" Sq Chicago Plenum Air Tight Junction Box Drawn 2-1/8" Deep (8) 1" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$6.09
Garvin 52171-1-Vt 4" Sq Chicago Plenum Air Tight Junction Box Drawn 2-1/8" Deep (8) 1" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$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
$412.50
Raco 203Pl 4" Square Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$412.50
Raco 203Pl 4" Square Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
20% off
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
24% off
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
22% off
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
18% off
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
15
Free shipping
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
2
Free shipping
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
$17,863.60
Carlon Plm200t-2000 2X2000 Plenum White
New Feedonomics Feed - ARC 8/12/2025
$17,863.60
Carlon Plm200t-2000 2X2000 Plenum White
New Feedonomics Feed - ARC 8/12/2025
$39.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep, 13
Amazon.com
9
Free shipping
$39.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep, 13
Amazon.com
$869.50
Southwire 54151-VT Four. Chicago Plenum Air Tight Octagon Box 1-1/2 1/
Zoro.com
$869.50
Southwire 54151-VT Four. Chicago Plenum Air Tight Octagon Box 1-1/2 1/
Zoro.com
$225.00
Plenum And Filter Box, Air Cond., 4130-01-362-4874
eBay.com
$225.00
Plenum And Filter Box, Air Cond., 4130-01-362-4874
eBay.com
$899.00
Premier GB-AVSTOR5 Plenum False Ceiling Equipment Box - Protech
Protech Projection Systems
$899.00
Premier GB-AVSTOR5 Plenum False Ceiling Equipment Box - Protech
Protech Projection Systems
$1,414.15
Dayton Air Supply Plenum: 120 In, 825DW4 Model: 825DW4
Grainger
$1,414.15
Dayton Air Supply Plenum: 120 In, 825DW4 Model: 825DW4
Grainger
$448.31
$471.90
PACE 8886-0366-P1 - Metal Plenum
TEquipment
$448.31
$471.90
PACE 8886-0366-P1 - Metal Plenum
TEquipment
$156.78
Goodman GFB1-14 Return Furnace Plenum
Voomi Supply
$156.78
Goodman GFB1-14 Return Furnace Plenum
Voomi Supply
$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
$28.99
Victor MS19404 Plenum Chamber
FinditParts
11
$28.99
Victor MS19404 Plenum Chamber
FinditParts
$459.65
$471.90
Pace 8886-0366-P1 Metal Plenum
Q Source, Inc.
$459.65
$471.90
Pace 8886-0366-P1 Metal Plenum
Q Source, Inc.
$236.80
$289.99
Caddy Top Air Return Plenum Kit For Caddy Advanced Wood Furnaces
eFireplaceStore
18% off
$236.80
$289.99
Caddy Top Air Return Plenum Kit For Caddy Advanced Wood Furnaces
eFireplaceStore
What is Plenum in HVAC and Why It is so Important - PICKHVAC
What is Plenum in HVAC and Why It is so Important - PICKHVAC
5 months ago
pickhvac.com
What is a Plenum Box? (Purpose on FCUs and Diffusers) - aircondlounge
What is a Plenum Box? (Purpose on FCUs and Diffusers) - aircondlounge
Mar 26, 2024
aircondlounge.com
Providing Technical Services in HVAC, Plenum Box Creation, and Size
Providing Technical Services in HVAC, Plenum Box Creation, and …
Oct 20, 2021
learnvern.com
Plenum Boxes - Wynn Environmental
Plenum Boxes - Wynn Environmental
Apr 5, 2021
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4 Types of HVAC Plenums (Basics & Applications) - aircondlounge
4 Types of HVAC Plenums (Basics & Applications) - aircondlounge
Mar 26, 2024
aircondlounge.com
How To: Fabricate A Plenum Box With BASIC Hand Tools | HVAC Ductwork
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Air Volume Control Valves in Plenum Boxes Explained!
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13.5K viewsJan 5, 2023
TikTokshmeezy.hvac
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4.6K viewsJan 25, 2020
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119.1K viewsMar 2, 2021
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5:35
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3.5K viewsMay 14, 2018
YouTubeAQC Industries
4:28
The BlueDuct Installation: Installing a Plenum Box
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23:48
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3.3K viewsFeb 17, 2022
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Shop plenum box

Sponsored
About our ads
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
20% off
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
24% off
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
22% off
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
18% off
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
15
Free shipping
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
2
Free shipping
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
$17,863.60
Carlon Plm200t-2000 2X2000 Plenum White
New Feedonomics Feed - ARC 8/12/2025
$17,863.60
Carlon Plm200t-2000 2X2000 Plenum White
New Feedonomics Feed - ARC 8/12/2025
$39.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep, 13
Amazon.com
9
Free shipping
$39.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep, 13
Amazon.com
$869.50
Southwire 54151-VT Four. Chicago Plenum Air Tight Octagon Box 1-1/2 1/
Zoro.com
$869.50
Southwire 54151-VT Four. Chicago Plenum Air Tight Octagon Box 1-1/2 1/
Zoro.com
$225.00
Plenum And Filter Box, Air Cond., 4130-01-362-4874
eBay.com
$225.00
Plenum And Filter Box, Air Cond., 4130-01-362-4874
eBay.com
$899.00
Premier GB-AVSTOR5 Plenum False Ceiling Equipment Box - Protech
Protech Projection Systems
$899.00
Premier GB-AVSTOR5 Plenum False Ceiling Equipment Box - Protech
Protech Projection Systems
$1,414.15
Dayton Air Supply Plenum: 120 In, 825DW4 Model: 825DW4
Grainger
$1,414.15
Dayton Air Supply Plenum: 120 In, 825DW4 Model: 825DW4
Grainger
$448.31
$471.90
PACE 8886-0366-P1 - Metal Plenum
TEquipment
$448.31
$471.90
PACE 8886-0366-P1 - Metal Plenum
TEquipment
$156.78
Goodman GFB1-14 Return Furnace Plenum
Voomi Supply
$156.78
Goodman GFB1-14 Return Furnace Plenum
Voomi Supply
$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
$28.99
Victor MS19404 Plenum Chamber
FinditParts
11
$28.99
Victor MS19404 Plenum Chamber
FinditParts
$459.65
$471.90
Pace 8886-0366-P1 Metal Plenum
Q Source, Inc.
$459.65
$471.90
Pace 8886-0366-P1 Metal Plenum
Q Source, Inc.

Shop plenum box

Sponsored
About our ads
$201.25
Raco 231Pl 4" Square Plenum Box 2-1/8 Deep 3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$201.25
Raco 231Pl 4" Square Plenum Box 2-1/8 Deep 3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$327.50
Raco 259Pl 4-11/16" Plenum Box 1-1/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$327.50
Raco 259Pl 4-11/16" Plenum Box 1-1/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 52151-Svt 4" Sq Chicago Plenum Junction Box 1-1/2" Deep 1/2" And 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 52151-Svt 4" Sq Chicago Plenum Junction Box 1-1/2" Deep 1/2" And 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 258Pl 4-11/16" Plenum Box 1 Ko
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 258Pl 4-11/16" Plenum Box 1 Ko
New Feedonomics Feed - ARC 8/12/2025
$247.50
Raco 265Pl 4-11/16" Plenum Box 3/4-1 Ko
New Feedonomics Feed - ARC 8/12/2025
$247.50
Raco 265Pl 4-11/16" Plenum Box 3/4-1 Ko
New Feedonomics Feed - ARC 8/12/2025
$13.59
Garvin 52181-Svt 4" Sq Chicago Plenum Air Tight Junction Box 3" Deep (8) 1/2" & (4) 3/4" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.59
Garvin 52181-Svt 4" Sq Chicago Plenum Air Tight Junction Box 3" Deep (8) 1/2" & (4) 3/4" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$411.25
Raco 165Pl 4 Octagon Plenum Box 2-1/8 Deep 1/2-3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$411.25
Raco 165Pl 4 Octagon Plenum Box 2-1/8 Deep 1/2-3/4" Ko
New Feedonomics Feed - ARC 8/12/2025
$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
15
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
$6.09
Garvin 52171-1-Vt 4" Sq Chicago Plenum Air Tight Junction Box Drawn 2-1/8" Deep (8) 1" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$6.09
Garvin 52171-1-Vt 4" Sq Chicago Plenum Air Tight Junction Box Drawn 2-1/8" Deep (8) 1" Side Ko's
New Feedonomics Feed - ARC 8/12/2025
$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
$412.50
Raco 203Pl 4" Square Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$412.50
Raco 203Pl 4" Square Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
20% off
$166.43
$209.99
Oxbox Heat Pump Supply Plenum
eFireplaceStore
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
24% off
$219.99
$289.99
BUILDMART - 48 Inch Plenum Box For [48 Inch Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
22% off
$139.99
$179.99
BUILDMART - 36 Inch Plenum Box For [36 Inch Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling - Texas Buildmart
Texas Buildmart
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
18% off
$2,887.49
$3,549.99
Enervex Stainless Steel Plenum Box For RS And RSHT 16 To 20 Chimney...
eFireplaceStore
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$251.25
Raco 250Pl 4-11/16" Plenum Box Extension 1-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
15
Free shipping
$199.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart
2
Free shipping
$169.99
Buildmart - 36" Plenum Box For [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box For Heating And Cooling
Walmart

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