16x20 plenum, W x 20 in. The trim-to-fit knockdown plenum fully assembled measures 17. Sheet metal is designed for rough in ductwork and is not made for Find the 16 in. The knock-down design of the plenum takes up very little space and simplifies transporting to the job site. H. Use with start collar and return filter frame to provide return air flow from house to air unit. Sid Harvey Industries - HVAC/R Specialist Distributor Switching accounts in the middle of an order will clear your current cart. D x 36 in. Sheet metal is designed for rough in ductwork and is not made for . and is designed for use with all heating and cooling applications. Made of galvanized steel, it is durable and long-lasting, providing updraft and downdraft installation options for various HVAC systems. Simply measure and cut to size using tin snips to match the supply opening of the air handler, furnace, or evaporator coil. With a size of 16 x 20 x 42 inches, it is suitable for use with ducted evaporative coolers, packaged/rooftop furnaces, ductless mini Feb 11, 2026 · Free Shipping to Continental US | Return air box is a plenum for attaching return duct to return grille in ceiling or floor. Fitment 17. x 36 in. If you need a specific gauge, please call to place your order. Plenum Box with Flange at Ferguson online for delivery or pickup at a Ferguson store near you. Ideal for upflow HVAC systems, Shop du on Voomi Supply McDaniel Metals 265/8X211/4X36R8 Supply Air Plenum R8 Insulation 26 5/8 Inches Wide X 21 1/4 Inches Tall x 36 Inches Long SKU: 265/8X211/4X36R8 MCDANIEL METALS Oct 8, 2025 · SUPPLY AIR DUCT PLENUM 16X 20 X 18. W Electric Air Handler / Filter Grille 16x20 Opening for Return Air (inch) 16 X 20 Related Items 187011 PLENUM ANGLE 48INCH MP-PA4 This 16" x 20" x 36" R6 insulated supply plenum box is designed to distribute conditioned air efficiently throughout your home. Are you sure you want to switch accounts? Supplies Ducting and Sheet Metal Plenums and Transitions Air Duct Products - 5526. Constructed with durable galvanized steel and lined with R6 foil-faced insulation, it helps minimize energy loss, reduce system noise, and prevent condensation. 5 in. Feb 11, 2026 · Free Shipping to Continental US | Return air box is a plenum for attaching return duct to return grille in ceiling or floor. Sheet metal will come in 30 gauge or better. 160200-26 - 16" x 20" Plenum Cap, 26 Gauge Oct 8, 2025 · This supply air duct plenum is a high-quality product designed to ensure efficient and effective heating and cooling systems. This Buy Alpine AG-RPL2016 20 x 16 Return Air Plenum. 5 LONG GALVANIZED STEEL 26 GAUGE SHIPPED IN THE FLAT. ASSEMBLY REQUIRED IF YOU DON'T SEE THE SIZE YOU NEED LET ME KNOW AND I WILL BUILD THE SIZE YOU NEED JUST FOR YOU. This four-piece knockdown plenum with top is proudly made in the USA using galvanized steel construction for durability and rust prevention. Alpine technical support information, product brochures and more. ( tools shown in some photos are not included) MADE IN THE USA! THANKS FOR LOOKING AND PLEASE VISIT MY STORE FOR MORE GREAT DEALS! WE Have a 60 Day No Questions Asked Return Policy A 30% Find the 16 in x 20 in x 24 in R8 Plenum Box at Ferguson online for delivery or pickup at a Ferguson store near you. x 20 in.


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