4 in. x 25 ft. Flexible Air Duct R4.2
4 in. x 25 ft. Flexible Air Duct R4.2
Package Quantity Info:
Each: 1 Inner Pack: 1-
-
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All Sizes
Product Details
Product Details
- 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
- Durable black polyethylene jacket - tear and puncture resistant
Specifications
- ASTM:
- ASTM C518
- Diameter:
- 4 in
- Length:
- 25 ft
- Material:
- Fiberglass, Plastic, Steel
- Material Type:
- Polyester, Polyethylene
- Maximum Airflow:
- 5000
- R value:
- R4.2
- UL Listed:
- UL 181 Class 1
- UPC:
- 671094155640
- Vent Duct Shape:
- Round