8 in. x 25 ft. Black R4.2 Flexible Air Duct
8 in. x 25 ft. Black R4.2 Flexible Air Duct
All Sizes
Product Details
Product Description
- Air-tight inner core
- Energy efficient
- No Fiberglass erosion into airstream
- Encapsulated wire helix
- No unraveling when cut to length
- Quick installation
- Smooth inner core
- Low friction loss
- Low operating cost
- Thick blanket of Fiberglass insulation