Shop cold air return plenum

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$285.95
$349.99
Oxbox Insulated Furnace Return Plenum
eFireplaceStore
18% off
$285.95
$349.99
Oxbox Insulated Furnace Return Plenum
eFireplaceStore
$103.17
$173.16
Mcdaniel Metals 123/4X203/8X36RF1/2 12-3/4 Inch X 20-3/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum
Voomi Supply
30-day returns (most items)
40% off
$103.17
$173.16
Mcdaniel Metals 123/4X203/8X36RF1/2 12-3/4 Inch X 20-3/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum
Voomi Supply
30-day returns
$269.99
BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
Free shipping
$269.99
BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
Amazon.com
Free shipping
$141.40
$179.99
Spectre Performance 98499 Low Profile Single Air Intake Plenum
Amazon.com
133
Free shipping
21% off
$141.40
$179.99
Spectre Performance 98499 Low Profile Single Air Intake Plenum
Amazon.com
133
$118.05
$208.02
MCDANIEL METALS 21X20X36RF1/2 Return Air Plenum, 21X20x36 In, Insulated, 1/2 Inch Flange, Residential HVAC
Voomi Supply
30-day returns (most items)
43% off
$118.05
$208.02
MCDANIEL METALS 21X20X36RF1/2 Return Air Plenum, 21X20x36 In, Insulated, 1/2 Inch Flange, Residential HVAC
Voomi Supply
30-day returns
$125.95
$220.80
Mcdaniel Metals 2325X145 / 2X36R6 Return Plenum, 23.25 in. X 14.25 in. X 36 In., R6 Insulated Construction, For F100F1625 Systems
Voomi Supply
30-day returns (most items)
42% off
$125.95
$220.80
Mcdaniel Metals 2325X145 / 2X36R6 Return Plenum, 23.25 in. X 14.25 in. X 36 In., R6 Insulated Construction, For F100F1625 Systems
Voomi Supply
30-day returns
$174.01
MCDANIEL METALS INC 19-5/8 Inch X 24-5/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum With 1/2 Inch Flange 198/8X245/8X36RF1/2
DkHardware.com
$174.01
MCDANIEL METALS INC 19-5/8 Inch X 24-5/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum With 1/2 Inch Flange 198/8X245/8X36RF1/2
DkHardware.com
$558.00
Oceanaire Evap Return Air Plenum (36, 60) Model: DEP-16
Grainger
$558.00
Oceanaire Evap Return Air Plenum (36, 60) Model: DEP-16
Grainger
$250.00
Return Air Filter Rack Plenum Custom Return Air Plenum, For Filter Gri
eBay
Free shipping
$250.00
Return Air Filter Rack Plenum Custom Return Air Plenum, For Filter Gri
eBay
Free shipping
$105.42
$127.94
Mcdaniel Metals 16X19.5X36 3 ft R6 Return Plenum
Voomi Supply
30-day returns (most items)
17% off
$105.42
$127.94
Mcdaniel Metals 16X19.5X36 3 ft R6 Return Plenum
Voomi Supply
30-day returns
$358.32
SOUTHWARK METAL SBF36 Return Air Duct Plenum 26 Ga 36 Inch
Voomi Supply
30-day returns (most items)
$358.32
SOUTHWARK METAL SBF36 Return Air Duct Plenum 26 Ga 36 Inch
Voomi Supply
30-day returns
$152.58
Aladdin Metal Products CBA25UHU36-060 21-1/2 X 22 X 24 Return Air Plenum
Voomi Supply
30-day returns (most items)
$152.58
Aladdin Metal Products CBA25UHU36-060 21-1/2 X 22 X 24 Return Air Plenum
Voomi Supply
30-day returns
$159.38
MITCHELL METAL PRODUCTS NC1903-088 P8122436R8F0 R8 RETURN PLENUM 12X24x36 GOODMAN
Voomi Supply
30-day returns (most items)
$159.38
MITCHELL METAL PRODUCTS NC1903-088 P8122436R8F0 R8 RETURN PLENUM 12X24x36 GOODMAN
Voomi Supply
30-day returns
$697.99
Oceanaire Evap Return Air Plenum 36, 60 DEP-16
Zoro.com
30-day returns (most items)
$697.99
Oceanaire Evap Return Air Plenum 36, 60 DEP-16
Zoro.com
30-day returns
$204.00
16 X 20 X 35.5 W/1" Insulation W/Filter Rack Return Air Duct Plenum-26 Gauge
eBay
Free shipping
$204.00
16 X 20 X 35.5 W/1" Insulation W/Filter Rack Return Air Duct Plenum-26 Gauge
eBay
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
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
15
$129.00
Return Air Plenum, For Filter Grill 12"X 20"X 5" With 12" Collar & 3/4" Flange
eBay
Free shipping
$129.00
Return Air Plenum, For Filter Grill 12"X 20"X 5" With 12" Collar & 3/4" Flange
eBay
Free shipping
$170.02
MCDANIEL METALS INC 3 ft R6 Return Plenum 2325X145/2X36R6
DkHardware.com
$170.02
MCDANIEL METALS INC 3 ft R6 Return Plenum 2325X145/2X36R6
DkHardware.com
$140.58
MCDANIEL METALS INC 3 ft R6 Return Plenum 16X19.5X36
DkHardware.com
$140.58
MCDANIEL METALS INC 3 ft R6 Return Plenum 16X19.5X36
DkHardware.com
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    Shop cold air return plenum

    Sponsored
    About our ads
    $285.95
    $349.99
    Oxbox Insulated Furnace Return Plenum
    eFireplaceStore
    18% off
    $285.95
    $349.99
    Oxbox Insulated Furnace Return Plenum
    eFireplaceStore
    $103.17
    $173.16
    Mcdaniel Metals 123/4X203/8X36RF1/2 12-3/4 Inch X 20-3/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum
    Voomi Supply
    30-day returns (most items)
    40% off
    $103.17
    $173.16
    Mcdaniel Metals 123/4X203/8X36RF1/2 12-3/4 Inch X 20-3/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum
    Voomi Supply
    30-day returns
    $269.99
    BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
    Amazon.com
    Free shipping
    $269.99
    BUILDMART - 60" Plenum Box For [60" Linear Slot Diffuser - (1 Slot) Single Slot] Premium Insulated Galvanized Sheet Metal Plenum Box For Heating And
    Amazon.com
    Free shipping
    $141.40
    $179.99
    Spectre Performance 98499 Low Profile Single Air Intake Plenum
    Amazon.com
    133
    Free shipping
    21% off
    $141.40
    $179.99
    Spectre Performance 98499 Low Profile Single Air Intake Plenum
    Amazon.com
    133
    $118.05
    $208.02
    MCDANIEL METALS 21X20X36RF1/2 Return Air Plenum, 21X20x36 In, Insulated, 1/2 Inch Flange, Residential HVAC
    Voomi Supply
    30-day returns (most items)
    43% off
    $118.05
    $208.02
    MCDANIEL METALS 21X20X36RF1/2 Return Air Plenum, 21X20x36 In, Insulated, 1/2 Inch Flange, Residential HVAC
    Voomi Supply
    30-day returns
    $125.95
    $220.80
    Mcdaniel Metals 2325X145 / 2X36R6 Return Plenum, 23.25 in. X 14.25 in. X 36 In., R6 Insulated Construction, For F100F1625 Systems
    Voomi Supply
    30-day returns (most items)
    42% off
    $125.95
    $220.80
    Mcdaniel Metals 2325X145 / 2X36R6 Return Plenum, 23.25 in. X 14.25 in. X 36 In., R6 Insulated Construction, For F100F1625 Systems
    Voomi Supply
    30-day returns
    $174.01
    MCDANIEL METALS INC 19-5/8 Inch X 24-5/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum With 1/2 Inch Flange 198/8X245/8X36RF1/2
    DkHardware.com
    $174.01
    MCDANIEL METALS INC 19-5/8 Inch X 24-5/8 Inch X 36 Inch Long Insulated Sheet Metal Return Air Plenum With 1/2 Inch Flange 198/8X245/8X36RF1/2
    DkHardware.com
    $558.00
    Oceanaire Evap Return Air Plenum (36, 60) Model: DEP-16
    Grainger
    $558.00
    Oceanaire Evap Return Air Plenum (36, 60) Model: DEP-16
    Grainger
    $250.00
    Return Air Filter Rack Plenum Custom Return Air Plenum, For Filter Gri
    eBay
    Free shipping
    $250.00
    Return Air Filter Rack Plenum Custom Return Air Plenum, For Filter Gri
    eBay
    Free shipping
    $105.42
    $127.94
    Mcdaniel Metals 16X19.5X36 3 ft R6 Return Plenum
    Voomi Supply
    30-day returns (most items)
    17% off
    $105.42
    $127.94
    Mcdaniel Metals 16X19.5X36 3 ft R6 Return Plenum
    Voomi Supply
    30-day returns
    $358.32
    SOUTHWARK METAL SBF36 Return Air Duct Plenum 26 Ga 36 Inch
    Voomi Supply
    30-day returns (most items)
    $358.32
    SOUTHWARK METAL SBF36 Return Air Duct Plenum 26 Ga 36 Inch
    Voomi Supply
    30-day returns
    $152.58
    Aladdin Metal Products CBA25UHU36-060 21-1/2 X 22 X 24 Return Air Plenum
    Voomi Supply
    30-day returns (most items)
    $152.58
    Aladdin Metal Products CBA25UHU36-060 21-1/2 X 22 X 24 Return Air Plenum
    Voomi Supply
    30-day returns
    $159.38
    MITCHELL METAL PRODUCTS NC1903-088 P8122436R8F0 R8 RETURN PLENUM 12X24x36 GOODMAN
    Voomi Supply
    30-day returns (most items)
    $159.38
    MITCHELL METAL PRODUCTS NC1903-088 P8122436R8F0 R8 RETURN PLENUM 12X24x36 GOODMAN
    Voomi Supply
    30-day returns
    $697.99
    Oceanaire Evap Return Air Plenum 36, 60 DEP-16
    Zoro.com
    30-day returns (most items)
    $697.99
    Oceanaire Evap Return Air Plenum 36, 60 DEP-16
    Zoro.com
    30-day returns
    $204.00
    16 X 20 X 35.5 W/1" Insulation W/Filter Rack Return Air Duct Plenum-26 Gauge
    eBay
    Free shipping
    $204.00
    16 X 20 X 35.5 W/1" Insulation W/Filter Rack Return Air Duct Plenum-26 Gauge
    eBay
    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
    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
    15
    $129.00
    Return Air Plenum, For Filter Grill 12"X 20"X 5" With 12" Collar & 3/4" Flange
    eBay
    Free shipping
    $129.00
    Return Air Plenum, For Filter Grill 12"X 20"X 5" With 12" Collar & 3/4" Flange
    eBay
    Free shipping
    $170.02
    MCDANIEL METALS INC 3 ft R6 Return Plenum 2325X145/2X36R6
    DkHardware.com
    $170.02
    MCDANIEL METALS INC 3 ft R6 Return Plenum 2325X145/2X36R6
    DkHardware.com