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
- Fabricated to your custom dimensions in your choice of Galvanized, Stainless, Copper, Galvanneal, Galvalume or Black Steel.
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" |