6 in. x 25 ft. Silver R4.2 Flexible Air Duct
6 in. x 25 ft. Silver R4.2 Flexible Air Duct
All Sizes
Product Details
Product Description
- Thermally insulated
- For use in low & medium pressure heating & cooling systems
- Bi-directional reinforced metalized vapor barrier will not unravel
- Acoustically rated Black CPE core expands over fittings
- Core permanently bonded to coated spring Steel wire helix that supports thick blanket of Fiberglass insulation providing double air seal
- Compliances. UL listed
- Specifications: diameter: 4"-20" I.D., pressure rating: (WG). Positive: 10" (4"-12" I.D.), 6" (14"-16" I.D.), 4" (18"-20" I.D.)
- Negative: 1" (4"-12" I.D.), 1/2" (14"-20" I.D.)
- Velocity: 5,000 fpm
- Temperature range: -20° F to 200° F continuous, -20° to 250° intermittent