Take Advantage of Pickup & Delivery Today!

Please note that any orders placed after 2:00pm will be processed the next business day.

Builder's Best UL 181 Flexible Foil Ventilation Duct, 4" x 8', Aluminum/polyester

Builders Best

SKU: 17316316

This wire helix product features steel wire support with a multi-ply design of metalized polyester and aluminum/polyester laminate. It is UL® 181 listed and labeled as a Class 1 Air Connector.

UL® 181, Class 1 air connector label
Multi-ply design of metalized polyester and aluminum/polyester laminate
Steel wire support
3″ dia. has ¾” pitch
4–12″ dia. has 1″ pitch­
UL® sticker every 10 feet
Maximum velocity rating 5000 fpm

We Also Recommend

Seasons Comfort 14 Inch High-Velocity Metal Fan 360 Degree Tilt 3 Speeds FHV14
Seasons Comfort

Seasons Comfort 14 Inch High-Velocity Metal Fan 360 Degree Tilt 3 Speeds FHV14
Comfort Gear Comfort Gear Portable Propane Heater, 5,500-10,000 BTU Outdoor & Emergency Indoor - PPH10
Comfort Gear

Comfort Gear Comfort Gear Portable Propane Heater, 5,500-10,000 BTU Outdoor & Emergency Indoor - PPH10
Dura Heat Dura Heat 240 Volt Hard-Wired Electric Garage Heater, 5,000 Watt - EWH5100
Dura Heat

Dura Heat Dura Heat 240 Volt Hard-Wired Electric Garage Heater, 5,000 Watt - EWH5100
4 x 14-Inch Brown Stampaire Steel Diffuser
Various

4 x 14-Inch Brown Stampaire Steel Diffuser
Mobile Home Floor Register, 4 x 8-In. Brown Steel
Various

Mobile Home Floor Register, 4 x 8-In. Brown Steel