Description
Key Features
- Designed for low to medium operating pressures in HVAC systems
- Multi-ply design of metabolized polyester and aluminum/polyester laminate
- Steel wire support
- Encapsulated wire helix does not unravel when cut to length
- Air tight construction and smooth inner core
Flexible ducts metalized polyester foil size in x 4 feet x 50 UL 181, Class 1 air connector label for general venting. Multiply design of metalized polyester with 1 inch pitch steel wire support.
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