Duct Plenum Box(29)
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 - 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
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 - 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 - 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 - 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 - 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 - 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 - 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 - 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)
$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 - 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 - 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 - 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
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
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 - 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
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 - 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
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
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 - 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 - 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 - 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 - 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 - 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)
Sponsored
$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
Other options to consider(71)
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
22X20X23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work $222.67

$22267
current price $222.6722X20X23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work
Duct Air Filter Inline Ducting Box Ventilation For PVC Pipe PE Pipe Aluminum Foil Tube Inlet Pre- Filter Deworming And Deashing From $24.94

2 options
Available in additional 2 optionsFrom$2494
Duct Air Filter Inline Ducting Box Ventilation For PVC Pipe PE Pipe Aluminum Foil Tube Inlet Pre- Filter Deworming And Deashing
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
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 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
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
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"
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 $122.49

$12249
current price $122.49Uxcell 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
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
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")
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
Briggs and Stratton 7102326YP AIR DUCT, PLENUM $42.23

$4223
current price $42.23Briggs and Stratton 7102326YP AIR DUCT, PLENUM
M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall $60.73

$6073
current price $60.73M&M Manufacturing 649R61212 - Register Box R6 Without Ducting Holes 9 In. Tall
15 out of 5 Stars. 1 reviews
Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5" $56.29

$5629
current price $56.29Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5"
GAF Master Flow 14 in. x 6 in. to 8 in. Universal Register Box $69.88

$6988
current price $69.88GAF Master Flow 14 in. x 6 in. to 8 in. Universal Register Box
Soler And Palau Mfl-315 12.4" Filtration Box - Silver

Soler And Palau Mfl-315 12.4" Filtration Box - Silver
Imperial Trunk Duct Rectangular Ducting GV0237 - Silver - Pack of 12 $618.69

$61869
current price $618.69Imperial Trunk Duct Rectangular Ducting GV0237 - Silver - Pack of 12
Allegro Industries Ventilation Duct Storage Canister,8 In 9500-55 $157.72

$15772
current price $157.72Allegro Industries Ventilation Duct Storage Canister,8 In 9500-55
12 out of 5 Stars. 1 reviews
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
Deflect-O Deflecto F0408msx/30 Aluminum Duct VENFO408MSX $10.25 $10.25/count

$1025
current price $10.25$10.25/count
Deflect-O Deflecto F0408msx/30 Aluminum Duct VENFO408MSX
11 out of 5 Stars. 1 reviews
AC Infinity Inline Filter Box 8" with High Efficacy Filter, Whole House HVAC Filtration Kit, Fits 8" Inline Duct Fans, for Fresh Air Intake and Ventilation $159.00

$15900
current price $159.00AC Infinity Inline Filter Box 8" with High Efficacy Filter, Whole House HVAC Filtration Kit, Fits 8" Inline Duct Fans, for Fresh Air Intake and Ventilation
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" $61.69

$6169
current price $61.69Side 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"
Quiet Flex Silver 9" Diameter, 25' L R6 insulation Flexible Ducting $55.00 Was $75.00

Now$5500
current price Now $55.00, Was $75.00$75.00
Quiet Flex Silver 9" Diameter, 25' L R6 insulation Flexible Ducting
74.3 out of 5 Stars. 7 reviews
Soler And Palau Mfl-250 10" Filtration Box - Silver

Soler And Palau Mfl-250 10" Filtration Box - Silver
48" Linear Slot Diffuser - (1 Slot) Single Slot - Black Decorative Aluminum Air Vent - Heating and Cooling Modern AC Vent Cover for Ceiling, Walls & Floors - Texas Buildmart $111.99

$11199
current price $111.9948" Linear Slot Diffuser - (1 Slot) Single Slot - Black Decorative Aluminum Air Vent - Heating and Cooling Modern AC Vent Cover for Ceiling, Walls & Floors - Texas Buildmart
Allegro Industries Ventilation Duct Storage Canister,12 In 9550-55 $192.30

$19230
current price $192.30Allegro Industries Ventilation Duct Storage Canister,12 In 9550-55
24" Linear Slot Diffuser - (2 Slot) Double Slot - White Decorative Air Vent - Modern AC Vent Cover for Ceiling, Walls & Floors - Texas Buildmart $81.73

$8173
current price $81.7324" Linear Slot Diffuser - (2 Slot) Double Slot - White Decorative Air Vent - Modern AC Vent Cover for Ceiling, Walls & Floors - Texas Buildmart
Imperial R8.0 25 ft. L X 4 in. D Silver Poly Duct $67.71 Was $77.80

Now$6771
current price Now $67.71, Was $77.80$77.80
Imperial R8.0 25 ft. L X 4 in. D Silver Poly Duct
Imperial 30 Ga. 3-1/4 In. x 12 In. x 24 In. Galvanized Stack Duct Pack of 12 $89.09

$8909
current price $89.09Imperial 30 Ga. 3-1/4 In. x 12 In. x 24 In. Galvanized Stack Duct Pack of 12
Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5" $56.29

$5629
current price $56.29Side Ceiling Box | Side Out Ceiling Register Box | 12" X 12" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5"
Soler And Palau Mfl-200 8" Filtration Box - Silver

Soler And Palau Mfl-200 8" Filtration Box - Silver
18x6 Modern AC Vent Cover - Decorative White Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart $79.56

$7956
current price $79.5618x6 Modern AC Vent Cover - Decorative White Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart
10x8 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart $64.37

$6437
current price $64.3710x8 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart
6x4 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart $46.44

$4644
current price $46.446x4 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart
20x4 Modern AC Vent Cover - Decorative White Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart $71.27

$7127
current price $71.2720x4 Modern AC Vent Cover - Decorative White Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart
Robust Construction Aluminium Heating Duct Compatible with Diesel Heaters From $16.28

3 options
Available in additional 3 optionsFrom$1628
Robust Construction Aluminium Heating Duct Compatible with Diesel Heaters
Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 8" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 8" $49.99

$4999
current price $49.99Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 8" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 8"
Deflect-O 7.25 in. L X 4.875 in. D Silver Aluminum Skinny Duct $39.49

$3949
current price $39.49Deflect-O 7.25 in. L X 4.875 in. D Silver Aluminum Skinny Duct
23 out of 5 Stars. 2 reviews
Imperial 30 Ga. 3-1/4 In. x 10 In. x 60 In. Galvanized Stack Duct Pack of 12 $289.87

$28987
current price $289.87Imperial 30 Ga. 3-1/4 In. x 10 In. x 60 In. Galvanized Stack Duct Pack of 12
- 6x4 Modern Vent Cover - Decorative Black Aluminum - Standard Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas $45.99

$4599
current price $45.99- 6x4 Modern Vent Cover - Decorative Black Aluminum - Standard Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas
22x6 Modern AC Vent Cover - Decorative Black Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart $98.55

$9855
current price $98.5522x6 Modern AC Vent Cover - Decorative Black Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart
Deflecto F0425 Aluminum Flex Duct (5-ply Supurr-flex Ducting; 25ft; Retail "lite" Box) $28.93

$2893
current price $28.93Deflecto F0425 Aluminum Flex Duct (5-ply Supurr-flex Ducting; 25ft; Retail "lite" Box)
DUCT POLY SILVER 6"X25' (Pack of 1)

DUCT POLY SILVER 6"X25' (Pack of 1)
Imperial R6.0 25 ft. L X 16 in. D Silver Poly Duct $201.31

$20131
current price $201.31Imperial R6.0 25 ft. L X 16 in. D Silver Poly Duct
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" $43.71

$4371
current price $43.71Side 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"
IMPERIAL MEA-0425 Duct R4.2 25 ft. L X 4" D Silver Poly Silver $51.88

$5188
current price $51.88IMPERIAL MEA-0425 Duct R4.2 25 ft. L X 4" D Silver Poly Silver
G3C14774LBUILDMART - 12x6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart $49.99 Was $63.09

Now$4999
current price Now $49.99, Was $63.09$63.09
G3C14774LBUILDMART - 12x6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart
6x4 Modern Vent Cover - Decorative Black Aluminum - Standard Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas $44.69

$4469
current price $44.696x4 Modern Vent Cover - Decorative Black Aluminum - Standard Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas
14x8 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart $74.51

$7451
current price $74.5114x8 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart
12x6 White Modern Vent Cover - Decorative - Standard Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas $62.99

$6299
current price $62.9912x6 White Modern Vent Cover - Decorative - Standard Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas
G3C12728LBUILDMART - 10x6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart $46.99 Was $59.23

Now$4699
current price Now $46.99, Was $59.23$59.23
G3C12728LBUILDMART - 10x6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart
Imperial R4.2 25 ft. L X 12 in. D Silver Poly Duct $92.93 Was $114.76

Now$9293
current price Now $92.93, Was $114.76$114.76
Imperial R4.2 25 ft. L X 12 in. D Silver Poly Duct
Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5" $53.77

$5377
current price $53.77Side Ceiling Box | Side Out Ceiling Register Box | 8" X 8" X 5" HVAC Ductwork Sheet Metal | Galvanized Steel Metal Box is Compatible with Duct 5"
IMPERIAL MEA-0825 Duct R4.2 25 ft. L X 8" D Silver Poly Silver $70.17

$7017
current price $70.17IMPERIAL MEA-0825 Duct R4.2 25 ft. L X 8" D Silver Poly Silver
G3C4593LBUILDMART - 6x4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart $39.86

$3986
current price $39.86G3C4593LBUILDMART - 6x4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille for Ceiling, Walls & Floors - Texas Buildmart
Imperial R8.0 25 ft. L X 9 in. D Silver Poly Duct $112.19 Was $126.16

Now$11219
current price Now $112.19, Was $126.16$126.16
Imperial R8.0 25 ft. L X 9 in. D Silver Poly Duct
14x6 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart $61.04

$6104
current price $61.0414x6 Modern AC Vent Cover - Decorative Black Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas Buildmart
Imperial R4.2 25 ft. L X 6 in. D Silver Poly Duct $60.02

$6002
current price $60.02Imperial R4.2 25 ft. L X 6 in. D Silver Poly Duct
Imperial 3 In. D X 24 In. L Galvanized Steel Furnace Pipe - Round Duct - Steel, 3" X 24" $17.75

$1775
current price $17.75Imperial 3 In. D X 24 In. L Galvanized Steel Furnace Pipe - Round Duct - Steel, 3" X 24"
54 out of 5 Stars. 5 reviews
Imperial R4.2 25 ft. L X 14 in. D Silver Poly Duct $166.90

$16690
current price $166.90Imperial R4.2 25 ft. L X 14 in. D Silver Poly Duct
24.5 out of 5 Stars. 2 reviews
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