Atco 040, 046 and 048 are UL 181, class 1 air ducts and are manufactured with a black, heavy-duty polyethylene jacket which complies with the HUD requirements for outdoor mobile home or modular home installation. The UPC 040, 046 and 048's inner core is airtight and is designed for low to medium operating pressures in HVAC systems.
Atco Flexible Duct, 40 Series, Round Vent Duct, 25 ft Length, 14 in Diameter, 10 in-WG Positive, 3/4 in-WG Negative, Polyethylene Jacket/Fiberglass Insulation, Black, R-Value: R4.2, -20 to 140 deg F, 0.1 perm Vapor Transmission
| R-Value | R4.2 |
| Series | 40 Series |
| Temperature Rating | -20 to 140 deg F |
| Vapor Transmission | 0.1 perm |
| Vent Duct Shape | Round |
| Length | 25 ft |
| Diameter | 14 in |
| Pressure Rating | 10 in-WG Positive, 3/4 in-WG Negative |
| Material | Polyethylene Jacket/Fiberglass Insulation |
| Color | Black |
- Airtight 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
- Black, heavy-duty polyethylene jacket, tear and puncture-resistant/low maintenance
- Lightweight compact carton - reduces warehouse and jobsite handling cost
Specification Sheet