6 in. x 25 ft. Grey R4.2 Flexible Air Duct
6 in. x 25 ft. Grey 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