Galvanized sheet metal Plenum Box with foam insulation, ideal for Texas Buildmart 18″ lineal slot diffuser. This air-distribution box attaches directly to the supply of the HVAC equipment that heats or cools the air. Connects to: 8″ 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 18″ Lineal Slot Diffuser – 2 Slot
- Galvanized sheet metal Plenum Box with foam insulation
- Total Box Dimensions: L: 19 1/8″ W: 4 9/16″ H: 11 7/8″
- Mouth Dimensions: L: 18″ W: 3 3/8″
- Entry size: 8″ 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
