R6 Insulated Return Box No Flange
- 3900
- Size 12.25" x 12.25" x 8.25" packed to order.
- Sizes 14.25" x 14.25" x 8.25", 14.25" x 20.25" x 6", 14.25" x 20.25" x 8.25", 14.25" x 30.25" x 8.25"; packed to order.
- Size 16.25" x 20.25" x 6" packed to order.
- Sizes 20.25" x 20.25" x 8.25", 20.25" x 25.25" x 8.25", 20.25" x 25.25" x 6; packed to order.