20" x 20" x 18" HVAC Plenum Box — $92.43
- Width: 20"
- Depth: 20"
- Length: 18"
- Gauge: 22 ga
- Material: Galvanized steel
- Connections: Slip & drive
- Fabrication: Made to order in Pittsburgh, PA
Custom fabricated 20" x 20" x 18" supply or return plenum box in 22-gauge galvanized steel, slip-and-drive connections. Sized to your furnace or air handler, made to order.
About this size
This page is the 20" x 20" x 18" HVAC Plenum Box configuration of our hvac plenum box. It is cut and formed for this order — nothing here is a stock import part. The configurator above is loaded with these exact dimensions, so you can add it to the cart as-is, or change a dimension and it re-prices instantly.