BUILDMART - 72 Inch Plenum Box for [72 Inch Linear Slot Diffuser - 2 Slot - Double Slot] Premium Insulated Plenum Box for Heating and Cooling - Texas Buildmart

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Galvanized sheet metal Plenum Box with foam insulation, ideal for Texas Buildmart 72" lineal slot diffuser. This air-distribution box attaches directly to the supply of the HVAC eq uipment that heats or cools the air. Connects to: 10" flexible duct in oval shape. Can be used and brazed to a 4" or 6" wood stud. If you do not have this size flex, you can use a reducer to modify the size. Professional HVAC Installer is Recommended. Ideal for Texas Buildmart 72" Lineal Slot Diffuser - 2 Slot Galvanized sheet metal Plenum Box with foam insulation Total Box Dimensions: L: 72 5/16" W: 4 11/16" H: 12" Mouth Dimensions: L: 71 1/8" W: 3 1/2" Entry size: 2 entries of 10" flex in oval shape This air-distribution box attaches directly to the supply of the HVAC equipment that heats or cools the air If you do not have this size flex, you can use a reducer to modify the size We recommend using a "Y" shaped splitter to supply your plenum box with an even amount of airflow through your diffuser Here's a link to the Diffuser that fits this Plenum Box: 72" Linear Slot Diffuser - 2 Slot - Double Slot Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings, Walls & Floors - Commercial Grade HVAC Registers, Grilles & Vents - Home Decor & Wall Decor for Amazon Home Here's a link to the Diffuser that fits this Plenum Box: 72" Linear Slot Diffuser - 2 Slot - Double Slot Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings, Walls & Floors - Commercial Grade HVAC Registers, Grilles & Vents - Home Decor & Wall Decor for Amazon Home Show more