Decrease unwanted heat loss or gain within your Fire Chief furnace with the Fire Chief 12" x 25' Heat Insulated Return Air Flex Duct.
- Includes 12" Insulated Heat Duct x 25' Length
- Scuff-resistant black polyethylene barrier
- Heat Insulated 12" Round by 25' long
This product is for use with the Fire Chief Outdoor add-on furnace cold air return.