12 in. x 25 ft. Black R4.2 Flexible Air Duct
12 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 air stream
- 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 - energy efficient/excellent thermal characteristics