Shop
Return Plenum “Coffin Box”
Use where a Metal Insulated Box is needed for Return Air. Set unit and tap in along side or bring in from backside.
- Easy Installation
- Sturdy Construction
- Galvanized Exterior
- Internally Insulated (R6 Typical)
- Center Bracing for Additional Support
- Custom Sizes Available
Specifications
| Part # | W | D | H |
|---|---|---|---|
| 56-4621-20 | 46" | 21" | 20" |
| 56-4622-20 | 46" | 22" | 20" |
| 56-4824-20 | 48" | 24" | 20" |
| 56-2420-20 | 24" | 20" | 20" 1/2 Box |
| Stand Part # | W | D | H |
|---|---|---|---|
| 33-4608-24 | 14" - 25" | 46" | 8" |