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Resold Air ConditionersResold Cooling & HeatingResold Home ImprovementAir QualityAir ToolsAlarm SystemsAll Home SecurityAll Renewable EnergyAll Tool SetsBathroom Cabinets & FixturesBathroom HardwareBathroom PlumbingCar Emergency SuppliesCarpet TileChains, Ropes and TiedownsCommercial LightingDehumidifiersDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectrical ToolsEmergency SuppliesEvaporative Coolers and PartsFireplacesFurniture HardwareGarage Door Openers and HardwareGarage Storage SystemsGarbage DisposalsGuttering & DrainageHand ToolsHome SafetyHVAC Ducting and VentilationKeysKitchen PlumbingKNIPEX ToolsLight BulbsMechanics ToolsOutletsPersonal PreparednessPipes, Fittings & AccessoriesPlug AdaptersPlumbing Tools & AccessoriesPower Tool AccessoriesPower ToolsProjectsRegisters and GrillsSealants, Fillers and AdhesivesShop Plumbing BrandsShop Plumbing by FixtureSolar AccessoriesSolar Charge ControllerSolderingStorage ContainersStorm & Flood PrepStovesThermostatsTool Equipment & StorageWall DecalsWater HeatersWater Heaters, Pumps & TanksWeatherproof CoversWildfire PrepWinter Prep
Return Air Box(14)
Uses item details. Price when purchased online
BUILDMART - 72" Plenum Box for [72" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $359.99
![BUILDMART - 72" Plenum Box for [72" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-72-Plenum-Box-for-72-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_360514f4-e185-4deb-91b9-6c71deb44c79.88fabe13970c811ac0e98f8507bb4345.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$35999
current price $359.99BUILDMART - 72" Plenum Box for [72" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 60" Plenum Box for [60" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $259.99
![BUILDMART - 60" Plenum Box for [60" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-60-Plenum-Box-for-60-Linear-Slot-Diffuser-1-Slot-Single-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_e4040341-4a11-4a5d-8595-e3c60e636940.bdb367bac4829a68ff6c6bd832e98308.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$25999
current price $259.99BUILDMART - 60" Plenum Box for [60" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $129.99
![BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-24-Plenum-Box-for-24-Linear-Slot-Diffuser-1-Slot-Single-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_118fb2dd-c95d-40f3-b431-cb81ed9c232d.47037a1c1b51ab0d619329d1cba252b1.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$12999
current price $129.99BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 72 Plenum Box for [72 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $329.99
![BUILDMART - 72 Plenum Box for [72 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-72-Plenum-Box-for-72-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_f6c39cbe-f601-48ab-8c93-41df80ad2a34.6f95dc8e989acbc4e1ccad0fc5810a34.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$32999
current price $329.99BUILDMART - 72 Plenum Box for [72 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
hamilton home products 20415 return air box - 21 in. wide, model no. rab21 $200.00
$20000
current price $200.00hamilton home products 20415 return air box - 21 in. wide, model no. rab21
GeoCool 48K60K BTU Return Air Box Multi-Positional $477.86
$47786
current price $477.86GeoCool 48K60K BTU Return Air Box Multi-Positional
Mcdaniel Metals 20X25X6DBSRNF - 20 in. x 25 in. x 6 in. Return Air Box (20X25X6DBSRNF) $56.90
$5690
current price $56.90Mcdaniel Metals 20X25X6DBSRNF - 20 in. x 25 in. x 6 in. Return Air Box (20X25X6DBSRNF)
Hamilton Home Products 20414 Return Air Box - 17. 25 inch Wide, Model No. RAB17 $160.00
$16000
current price $160.00Hamilton Home Products 20414 Return Air Box - 17. 25 inch Wide, Model No. RAB17
Best seller Decor Grates 4x10 Scroll Floor Register Vent Cover, Adjustable Airflow Control, Brushed Nickel (SPH410-NKL) From $17.08
Sponsored
From$1708
Decor Grates 4x10 Scroll Floor Register Vent Cover, Adjustable Airflow Control, Brushed Nickel (SPH410-NKL)
2904.6 out of 5 Stars. 290 reviews
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Decor Grates (4-Pack) 4x10 Oriental Floor Register Vent Cover, Adjustable Airflow Control, Brushed Nickel (AJH410-NKL) From $16.18
Sponsored
From$1618
Decor Grates (4-Pack) 4x10 Oriental Floor Register Vent Cover, Adjustable Airflow Control, Brushed Nickel (AJH410-NKL)
1694.5 out of 5 Stars. 169 reviews
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Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X4 Inch (Duct Opening) 2-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner From $14.39
Sponsored
From$1439
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X4 Inch (Duct Opening) 2-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner
124.6 out of 5 Stars. 12 reviews
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Best seller Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 12X8 Inch (Duct Opening) 3-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner From $15.74
Sponsored
From$1574
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 12X8 Inch (Duct Opening) 3-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner
154.5 out of 5 Stars. 15 reviews
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Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X4 Inch (Duct Opening) 1-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner From $13.46
Sponsored
From$1346
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X4 Inch (Duct Opening) 1-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner
134.4 out of 5 Stars. 13 reviews
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Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X8 inch (Duct Opening) 4-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner From $15.26
Sponsored
From$1526
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 8X8 inch (Duct Opening) 4-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner
154.5 out of 5 Stars. 15 reviews
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Other options to consider(464)
Pure Carbon Air Vent Filters 4x12 (Register Vent Filters) 1 Pack of 12
Pure Carbon Air Vent Filters 4x12 (Register Vent Filters) 1 Pack of 12
174.4 out of 5 Stars. 17 reviews
Achtek AIR RETURN 20"x24" Duct Opening (Overall Size 22"x26") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 20"x24" Duct Opening (Overall Size 22"x26") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Tru Aire 12 in. H X 24 in. W 1-Way Powder Coat White Steel Return Air Grille Was $46.26
5 options
Available in additional 5 optionsTru Aire 12 in. H X 24 in. W 1-Way Powder Coat White Steel Return Air Grille
33.7 out of 5 Stars. 3 reviews
3 AIRMATE (Selkirk) 01113008CW 30" x 8" 170 White Stamped Fixed Face Return AIR $49.99
$4999
current price $49.993 AIRMATE (Selkirk) 01113008CW 30" x 8" 170 White Stamped Fixed Face Return AIR
Air Vent Filters for Home Floor, MERV 8 Floor Vent Filters, Air Vent Covers Filters, Cut to Fit Air Filter Roll, Filter Media for HVAC Systems, Grilles & Ceiling, 130" x 12" x 0.5"
Air Vent Filters for Home Floor, MERV 8 Floor Vent Filters, Air Vent Covers Filters, Cut to Fit Air Filter Roll, Filter Media for HVAC Systems, Grilles & Ceiling, 130" x 12" x 0.5"
Achtek AIR RETURN 8"x30" Duct Opening (Overall Size 10"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 8"x30" Duct Opening (Overall Size 10"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Tru Aire 6 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille From $13.93
From$1393
Tru Aire 6 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille
25 out of 5 Stars. 2 reviews
Uxcell HVAC Straight Through Ceiling Register Box, 8" x 8" x 6" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 6" Round Duct, Silver Tone $104.49
$10449
current price $104.49Uxcell HVAC Straight Through Ceiling Register Box, 8" x 8" x 6" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 6" Round Duct, Silver Tone
Imperial 4-inch x 12-inch Register Filter, 12-pack
2 options
Available in additional 2 optionsImperial 4-inch x 12-inch Register Filter, 12-pack
1414.7 out of 5 Stars. 141 reviews
Achtek AIR RETURN 16"x18" Duct Opening (Overall Size 18"x20") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 16"x18" Duct Opening (Overall Size 18"x20") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Lay-In Mount Return Air Grille 23.75 X 23.75, White, Steel 530 $93.00
$9300
current price $93.00Lay-In Mount Return Air Grille 23.75 X 23.75, White, Steel 530
BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $129.99
$12999
current price $129.99BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
Rollback Uxcell 4 Pcs Air Vent Filters (4"x12") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White $13.49 Was $14.99
Now$1349
current price Now $13.49, Was $14.99$14.99
Uxcell 4 Pcs Air Vent Filters (4"x12") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White
Achtek AIR RETURN 8"x14" Duct Opening (Overall Size 10"x16") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated From $125.00
From$12500
Achtek AIR RETURN 8"x14" Duct Opening (Overall Size 10"x16") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
ZORO SELECT 4MJP2 Return Air Grille , 24 X 24 , White , Steel $39.36
$3936
current price $39.36ZORO SELECT 4MJP2 Return Air Grille , 24 X 24 , White , Steel
244.9 out of 5 Stars. 24 reviews
Ceiling/Wall Filtered Return Air Grille, 30 in W x 20 in H Opening, 1,620cfm, White, Steel, One-Way $61.62 Was $74.99
Now$6162
current price Now $61.62, Was $74.99$74.99
Ceiling/Wall Filtered Return Air Grille, 30 in W x 20 in H Opening, 1,620cfm, White, Steel, One-Way
Air Vent Carbon Filters 10x12 (Register Vent Filters) 1 Pack of 6 $11.99
$1199
current price $11.99Air Vent Carbon Filters 10x12 (Register Vent Filters) 1 Pack of 6
Achtek AIR RETURN 26"x30" Duct Opening (Overall Size 28"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 26"x30" Duct Opening (Overall Size 28"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Tru Aire 8 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille $16.09
$1609
current price $16.09Tru Aire 8 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille
15 out of 5 Stars. 1 reviews
Uxcell HVAC Straight Through Ceiling Register Box, 8" x 8" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone $104.49
$10449
current price $104.49Uxcell HVAC Straight Through Ceiling Register Box, 8" x 8" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone
Clearance Taicans Floor Vent Covers,Strong Magnetic Vent Mesh Air Vent Filters,2 Pack Air Vent Filters Mesh Screen Dust Filter Vent Register Deflectors for Home HVAC AC Grilles & RV Vents 4 x 10 Inch Was $6.59
Taicans Floor Vent Covers,Strong Magnetic Vent Mesh Air Vent Filters,2 Pack Air Vent Filters Mesh Screen Dust Filter Vent Register Deflectors for Home HVAC AC Grilles & RV Vents 4 x 10 Inch
44.8 out of 5 Stars. 4 reviews
Achtek AIR RETURN 6"x30" Duct Opening (Overall Size 8"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
3 options
Available in additional 3 optionsAchtek AIR RETURN 6"x30" Duct Opening (Overall Size 8"x32") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
24.5 out of 5 Stars. 2 reviews
CAI Approved Return Air Grille, 24x24", White $43.99
$4399
current price $43.99CAI Approved Return Air Grille, 24x24", White
Ceiling/Wall Return Air Grille, 8 in W x 8 in H Opening, 1/2 in Bar Spacing, White, Steel, One-Way $21.05
$2105
current price $21.05Ceiling/Wall Return Air Grille, 8 in W x 8 in H Opening, 1/2 in Bar Spacing, White, Steel, One-Way
14 out of 5 Stars. 1 reviews
Rollback Uxcell 10 Pcs Air Vent Filters (4"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White $17.09 Was $18.99
Now$1709
current price Now $17.09, Was $18.99$18.99
Uxcell 10 Pcs Air Vent Filters (4"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White
Achtek AIR RETURN 16"x24" Duct Opening (Overall Size 18"x26") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 16"x24" Duct Opening (Overall Size 18"x26") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Tru Aire 8 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille $21.55 Was $28.16
Now$2155
current price Now $21.55, Was $28.16$28.16
Tru Aire 8 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille
Duct Outlet 10" x 10" Ceiling Box, w/ 10" Round Collar - Connects Register Vent and Diffuser HVAC From $23.99
14 options
Available in additional 14 optionsFrom$2399
Duct Outlet 10" x 10" Ceiling Box, w/ 10" Round Collar - Connects Register Vent and Diffuser HVAC
144.4 out of 5 Stars. 14 reviews
Rollback Uxcell 4 Pcs Air Vent Filters (6"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White $12.59 Was $13.99
Now$1259
current price Now $12.59, Was $13.99$13.99
Uxcell 4 Pcs Air Vent Filters (6"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White
Achtek AIR RETURN 8"x10" Duct Opening (Overall Size 10"x12") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Achtek AIR RETURN 8"x10" Duct Opening (Overall Size 10"x12") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Return Air Grille, 21.75 X 21.75, White, Steel(4JRT2) $52.96
$5296
current price $52.96Return Air Grille, 21.75 X 21.75, White, Steel(4JRT2)
35 out of 5 Stars. 3 reviews
BUILDMART - 72" Plenum Box for [72" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $359.99
$35999
current price $359.99BUILDMART - 72" Plenum Box for [72" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
Rollback Uxcell 4 Pcs Air Vent Filters (4"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White $11.69 Was $12.99
Now$1169
current price Now $11.69, Was $12.99$12.99
Uxcell 4 Pcs Air Vent Filters (4"x10") -Easy to Cut Floor Vent Filters Dust Control Floor Registers Freshener for Air Purifier/Floor/Ceiling, White
Achtek AIR RETURN 8"x12" Duct Opening (Overall Size 10"x14") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated From $120.00
2 options
Available in additional 2 optionsFrom$12000
Achtek AIR RETURN 8"x12" Duct Opening (Overall Size 10"x14") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated
Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille $14.49 Was $36.32
Now$1449
current price Now $14.49, Was $36.32$36.32
Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille
11 out of 5 Stars. 1 reviews
F&L R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (10" X 4") From $30.99
29 options
Available in additional 29 optionsFrom$3099
F&L R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (10" X 4")
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