Duct Plenum Box(29)
Uses item details. Price when purchased online
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 - 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 - 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 - 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 - 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)
$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 - 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)
$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 - 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)
$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 - 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)
$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 - 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)
$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 - 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)
$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 - 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 - 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 - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $119.99
![BUILDMART - 12" Plenum Box for [12" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-12-Plenum-Box-for-12-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_9f23687f-e407-452f-8a55-cd328db4f5bf.acc20fb0ac995f36c231a20fe1863914.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$11999
current price $119.99BUILDMART - 12" Plenum Box for [12" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
Plenum Box for [ Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas
![Plenum Box for [ Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas](https://i5.walmartimages.com/seo/Plenum-Box-for-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling-Texas_b9fe8470-1cb1-4329-8649-6fa869ccc20e.d7a5e3f1f68c988c864a05d6cde52f49.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Plenum Box for [ Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas
BUILDMART - 60" Plenum Box for [60" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $319.99
![BUILDMART - 60" Plenum Box for [60" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-60-Plenum-Box-for-60-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_9b0e613a-a415-41a5-8911-136414882002.28aa159fb8a282b94c755664adeed42e.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$31999
current price $319.99BUILDMART - 60" Plenum Box for [60" 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 $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)
$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 - 48" Plenum Box for [48" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $279.99
![BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-48-Plenum-Box-for-48-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_b41b7783-a0f4-488c-9fe4-c5402e55a456.662a1dbe3dfde6b6af6944912c96b693.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$27999
current price $279.99BUILDMART - 48" Plenum Box for [48" Linear Slot Diffuser - 3 Slot - Triple 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)
$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
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)
$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
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)
$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 - 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 - 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
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)
$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
12" Plenum Box for [12" Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas DyGTyX $127.85
![12" Plenum Box for [12" Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas DyGTyX](https://i5.walmartimages.com/seo/12-Plenum-Box-for-12-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling-Texas-DyGTyX_d3aee600-ba7e-427d-8c7b-a8187e222559.d87ccf3bdd6907bd375988db48f124c7.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$12785
current price $127.8512" Plenum Box for [12" Slot Diffuser - (2 Slot) Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas DyGTyX
BUILDMART - 60 Plenum Box for [60 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling $289.99
![BUILDMART - 60 Plenum Box for [60 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-60-Plenum-Box-for-60-Linear-Slot-Diffuser-2-Slot-Double-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_db839baf-0714-49ce-8ff0-f4cf1ca7ef73.fc69fd740b45988d4997a977635dba2e.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$28999
current price $289.99BUILDMART - 60 Plenum Box for [60 Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling
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)
$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 - 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)
$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 - 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
BUILDMART - 12" Plenum Box for [12" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling $119.99
![BUILDMART - 12" Plenum Box for [12" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling](https://i5.walmartimages.com/seo/BUILDMART-12-Plenum-Box-for-12-Linear-Slot-Diffuser-3-Slot-Triple-Slot-Premium-Insulated-Plenum-Box-for-Heating-and-Cooling_9f23687f-e407-452f-8a55-cd328db4f5bf.acc20fb0ac995f36c231a20fe1863914.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Sponsored
$11999
current price $119.99BUILDMART - 12" Plenum Box for [12" Linear Slot Diffuser - 3 Slot - Triple Slot] Premium Insulated Plenum Box for Heating and Cooling
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22X20X23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work $222.67

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Hamilton Home Products 20414 Return Air Box - 17. 25 inch Wide, Model No. RAB17 $160.00

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Briggs and Stratton 7102326YP AIR DUCT, PLENUM $42.23

$4223
current price $42.23Briggs and Stratton 7102326YP AIR DUCT, PLENUM
DBX1000M Metal Dryer Vent Box With Snap on Trim Ring | Dryer Box | Recessed Dryer Vent Box | Dryer Vent | Up or Down venting & More | 2x4" $76.99

$7699
current price $76.99DBX1000M Metal Dryer Vent Box With Snap on Trim Ring | Dryer Box | Recessed Dryer Vent Box | Dryer Vent | Up or Down venting & More | 2x4"
Lot (2)SUPPLY AIR DUCT PLENUM 10.5 X 16 X 36 LONG GALVANIZED STEEL 26 GAUGE $200.96

$20096
current price $200.96Lot (2)SUPPLY AIR DUCT PLENUM 10.5 X 16 X 36 LONG GALVANIZED STEEL 26 GAUGE
8x8 Ceiling Box with 8" Round Collar - HVAC Register Vent Diffuser Connector, 26 Gauge Galvanized Steel, Plaster Ground Flange, Single Wall - Ceiling Air Supply Fitting $34.87

$3487
current price $34.878x8 Ceiling Box with 8" Round Collar - HVAC Register Vent Diffuser Connector, 26 Gauge Galvanized Steel, Plaster Ground Flange, Single Wall - Ceiling Air Supply Fitting
Uxcell HVAC Straight Through Ceiling Register Box, 6" x 6" x 6" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 6" Round Duct, Silver Tone $66.99

$6699
current price $66.99Uxcell HVAC Straight Through Ceiling Register Box, 6" x 6" x 6" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 6" Round Duct, Silver Tone
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" $43.66

$4366
current price $43.66Side 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"
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")
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")
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
Uxcell HVAC 90 Degree Ceiling Register Box, 9" x 9" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone $82.99 Was $122.49

Now$8299
current price Now $82.99, Was $122.49$122.49
Uxcell HVAC 90 Degree Ceiling Register Box, 9" x 9" x 8" Galvanized Steel Ductwork Box Vent Connector for Air Conditioner Fan Outlet Diffuser HVAC, Fits 8" Round Duct, Silver Tone
16x16 Ceiling Box with 14" Round Collar - HVAC Register Vent Diffuser Connector, Galvanized Steel, Plaster Flange, 4" High, 26 Gauge $50.71

$5071
current price $50.7116x16 Ceiling Box with 14" Round Collar - HVAC Register Vent Diffuser Connector, Galvanized Steel, Plaster Flange, 4" High, 26 Gauge
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 $124.49

$12449
current price $124.49Uxcell 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
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" $48.71

$4871
current price $48.71Side 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"
R6 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (Galvanized Steel, 18"x8") $44.98

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current price $44.98R6 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (Galvanized Steel, 18"x8")
R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (14" X 6") $47.48

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current price $47.48R4 Insulated Galvanized Ceiling Register Box - Connects Register Vent and Diffuser, HVAC Duct Boot" (14" X 6")
M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall $60.90

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current price $60.90M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall
15 out of 5 Stars. 1 reviews
Soler And Palau Mfl-200 8" Filtration Box - Silver

Soler And Palau Mfl-200 8" Filtration Box - Silver
10x10 Ceiling Box with 10" Round Collar - HVAC Vent Connector, 4" High, 26 Gauge Galvanized Steel, Plaster Ground Flange - Duct to Diffuser/Register $46.47

$4647
current price $46.4710x10 Ceiling Box with 10" Round Collar - HVAC Vent Connector, 4" High, 26 Gauge Galvanized Steel, Plaster Ground Flange - Duct to Diffuser/Register
Allegro Industries Ventilation Duct Storage Canister,8 In 9500-55 $154.97

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current price $154.97Allegro Industries Ventilation Duct Storage Canister,8 In 9500-55
12 out of 5 Stars. 1 reviews
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