Ac Register Boxes(110)
Uses item details. Price when purchased online
BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $159.99
![BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-24-Plenum-Box-for-24-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_b23403a1-a8ca-4714-b2f8-5e812aad3b5a.534a20734c24af143a6f30516270d0af.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$15999
current price $159.99BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $199.99
![BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-36-Plenum-Box-for-36-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_e132af03-131c-4155-a42b-2e0be78f00b0.88065a369b6a67c33376fa9cb87790f1.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$19999
current price $199.99BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $139.99
![BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-18-Plenum-Box-for-18-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_f90e7eab-0304-41a0-80c2-d3bb1b5f1c4e.976fc5c65e5c26eaa279a49b8b994187.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$13999
current price $139.99BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $219.99
![BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-36-Plenum-Box-for-36-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_a4f66fab-7188-4600-b0ea-004c133892de.69d01ae22729d8680f5f12e2c39bc63e.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$21999
current price $219.99BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
M&M Manufacturing 640R61288 - Register Box R6 $24.79
$2479
current price $24.79M&M Manufacturing 640R61288 - Register Box R6
15 out of 5 Stars. 1 reviews
Duct Outlet 6" x 6" Ceiling Box, w/ 6" Round Collar - Connects Register Vent and Diffuser HVAC From $21.99
14 options
Available in additional 14 optionsFrom$2199
Duct Outlet 6" x 6" Ceiling Box, w/ 6" Round Collar - Connects Register Vent and Diffuser HVAC
124.3 out of 5 Stars. 12 reviews
50+ bought since yesterday Imperial 4-inch x 10-inch Chocolate Steel Painted Louvered Floor Register, Powder-coated, with Plastic Boot, 1-way From $9.43
From$943
Imperial 4-inch x 10-inch Chocolate Steel Painted Louvered Floor Register, Powder-coated, with Plastic Boot, 1-way
7944.4 out of 5 Stars. 794 reviews
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R6 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (Galvanized Steel, 18"x8") $44.98
$4498
current price $44.98R6 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (Galvanized Steel, 18"x8")
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
F&L R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (12" X 6") 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" (12" X 6")
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $169.99
![BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-36-Plenum-Box-for-36-Linear-Slot-Diffuser-1-Slot-Single-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_eb014e6e-cb07-4604-af78-31c266dbb602.a0c47ac00a56be5a870c1adaed77f32f.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$16999
current price $169.99BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $219.99
![BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-48-Plenum-Box-for-48-Linear-Slot-Diffuser-1-Slot-Single-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_019a3489-a8ba-472c-abf9-bf54fd6ab19c.c891f3e13975e3b4fcd76dc7b4909558.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$21999
current price $219.99BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (10" X 6") $44.98
$4498
current price $44.98R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (10" X 6")
Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 7" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 7" $50.71
$5071
current price $50.71Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 7" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 7"
AC Infinity White 4wx12L Heating & Cooling Register for Ceiling, Wall and Floor $15.99
$1599
current price $15.99AC Infinity White 4wx12L Heating & Cooling Register for Ceiling, Wall and Floor
25 out of 5 Stars. 2 reviews
14" x 14" Ceiling Box, w/ 8" Round Collar - Connects Register Vent and Diffuser HVAC $51.99
$5199
current price $51.9914" x 14" Ceiling Box, w/ 8" Round Collar - Connects Register Vent and Diffuser HVAC
Imperial 10-inch x 6-inch White Sidewall Register, Rectangular, Household Vent Cover 2-Way From $11.34
2 options
Available in additional 2 optionsFrom$1134
Imperial 10-inch x 6-inch White Sidewall Register, Rectangular, Household Vent Cover 2-Way
7264.4 out of 5 Stars. 726 reviews
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Best seller Imperial 4-inch x 10-inch Black Plastic Louvered, Floor Register, Rectangular, Household Vent Cover From $5.43
2 options
Available in additional 2 optionsFrom$543
Imperial 4-inch x 10-inch Black Plastic Louvered, Floor Register, Rectangular, Household Vent Cover
7264.4 out of 5 Stars. 726 reviews
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6x6 Ceiling Register Box - 6 Inch Round Collar HVAC Vent Connector, Galvanized Steel Ceiling Diffuser Box w/ Plaster Flange for Supply Air, 4" High $22.98 Was $31.03
Now$2298
current price Now $22.98, Was $31.03$31.03
6x6 Ceiling Register Box - 6 Inch Round Collar HVAC Vent Connector, Galvanized Steel Ceiling Diffuser Box w/ Plaster Flange for Supply Air, 4" High
Best seller Imperial 4-inch x 10-inch White Plastic Louvered, Floor Register, Rectangular, Household Vent Cover Was $31.53
2 options
Available in additional 2 optionsImperial 4-inch x 10-inch White Plastic Louvered, Floor Register, Rectangular, Household Vent Cover
7264.4 out of 5 Stars. 726 reviews
BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $119.99
![BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-18-Plenum-Box-for-18-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_d399be04-7f0d-4d47-bcd3-1732cea25070.01bce4d8088633641244909e2252f867.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$11999
current price $119.99BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 2 Slot - Double 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
R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (14" X 6") $47.48
$4748
current price $47.48R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (14" X 6")
Imperial 12-inch x 6-inch White Sidewall Register, Rectangular, Household Vent Cover 2-Way $12.34
$1234
current price $12.34Imperial 12-inch x 6-inch White Sidewall Register, Rectangular, Household Vent Cover 2-Way
7264.4 out of 5 Stars. 726 reviews
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Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 10" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 12" $62.69
$6269
current price $62.69Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 10" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 12"
12" x 12" Ceiling Box, w/ 12" Round Collar - Connects Register Vent and Diffuser HVAC $45.99
$4599
current price $45.9912" x 12" Ceiling Box, w/ 12" Round Collar - Connects Register Vent and Diffuser HVAC
Imperial 4-inch x 10-inch White Steel Painted Louvered Ceiling Register $9.86
$986
current price $9.86Imperial 4-inch x 10-inch White Steel Painted Louvered Ceiling Register
7264.4 out of 5 Stars. 726 reviews
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Uxcell HVAC 90 Degree Ceiling Register Box, 6" x 6" x 4" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 4" Round Duct, Silver Tone $57.99
$5799
current price $57.99Uxcell HVAC 90 Degree Ceiling Register Box, 6" x 6" x 4" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 4" Round Duct, Silver Tone
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
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $219.99
$21999
current price $219.99BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $249.99
![BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-48-Plenum-Box-for-48-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_c579243e-b138-4d1e-9a0c-c2c1cbaea2b1.600f3e9491e035eca362568f3342446d.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$24999
current price $249.99BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 12 Plenum Box for [12 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $99.99
![BUILDMART - 12 Plenum Box for [12 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-12-Plenum-Box-for-12-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_4246d151-37dd-4373-9f0b-53af7d7ac0e6.a1e813f60fe19e9d97306a24c8ebbe10.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$9999
current price $99.99BUILDMART - 12 Plenum Box for [12 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
Side Ceiling Box | Side Out Ceiling Register Box | 6" X 6" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5" $50.66
$5066
current price $50.66Side Ceiling Box | Side Out Ceiling Register Box | 6" X 6" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5"
12" x 12" Ceiling Box, w/ 12" Round Collar - Connects Register Vent and Diffuser HVAC $54.99
$5499
current price $54.9912" x 12" Ceiling Box, w/ 12" Round Collar - Connects Register Vent and Diffuser HVAC
14" x 14" Ceiling Box, w/ 10" Round Collar - Connects Register Vent and Diffuser HVAC $44.76
$4476
current price $44.7614" x 14" Ceiling Box, w/ 10" Round Collar - Connects Register Vent and Diffuser HVAC
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $169.99
$16999
current price $169.99BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling $219.99
$21999
current price $219.99BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 1 Slot - Single Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $249.99
$24999
current price $249.99BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 12X8 Inch (Duct Opening) 2-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner From $14.39
11 options
Available in additional 11 optionsFrom$1439
Ceiling Register - Air Vent Covers for Home Ceiling or Wall - 12X8 Inch (Duct Opening) 2-Way White Grille Register Cover with Adjustable Damper for HVAC Heat and Cold Air Conditioner
64.5 out of 5 Stars. 6 reviews
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Uxcell HVAC 90 Degree 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 $97.99
$9799
current price $97.99Uxcell HVAC 90 Degree 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
Best seller Imperial 4-inch x 12-inch Chocolate Steel Painted Louvered, Floor Register, Rectangular, Household Vent Cover
Imperial 4-inch x 12-inch Chocolate Steel Painted Louvered, Floor Register, Rectangular, Household Vent Cover
BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
![BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/asr/b23403a1-a8ca-4714-b2f8-5e812aad3b5a.534a20734c24af143a6f30516270d0af.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
BUILDMART - 24" Plenum Box for [24" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
![BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/asr/e132af03-131c-4155-a42b-2e0be78f00b0.88065a369b6a67c33376fa9cb87790f1.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
BUILDMART - 36" Plenum Box for [36" Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
Sidewall/Ceiling Register 7.75 X 11.75, White, Aluminum
Sidewall/Ceiling Register 7.75 X 11.75, White, Aluminum
Side Ceiling Box | Side Out Ceiling Register Box | 10" X 10" X 7" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 7"
Side Ceiling Box | Side Out Ceiling Register Box | 10" X 10" X 7" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 7"
16" x 16" Ceiling Box, w/ 14" Round Collar - Connects Register Vent and Diffuser HVAC
16" x 16" Ceiling Box, w/ 14" Round Collar - Connects Register Vent and Diffuser HVAC
BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
![BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/asr/f90e7eab-0304-41a0-80c2-d3bb1b5f1c4e.976fc5c65e5c26eaa279a49b8b994187.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
BUILDMART - 18" Plenum Box for [18" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
Uxcell HVAC Straight Through Ceiling Register Box, 10" x 10" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone
Uxcell HVAC Straight Through Ceiling Register Box, 10" x 10" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone
M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall
M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall
8" x 8" Ceiling Box, w/ 6" Round Collar - Connects Register Vent and Diffuser HVAC
8" x 8" Ceiling Box, w/ 6" Round Collar - Connects Register Vent and Diffuser HVAC
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