Atco's UPC #050 is a UL 181 Class 1 air connector which meets the requirements of NFPA (90A & 90B). UPC #050 is manufactured with a tough triple ply duct wall construction. 25 ft lengths, which can be easily cut to desired length, are compressed and packed in small, easy-to store cartons. The UPC #050 is air tight and is designed for low to medium operating pressures in HVAC systems. A triple lamination of tough metallized polyester, aluminum foil and polyester encapsulates a steel wire helix and forms the air tight uninsulated flexible duct of Atco's #050.
Atco Uninsulated Flexible Duct, 25 ft Length, 10 in Diameter, Aluminum Foil/Polyester, 5000 fpm Velocity Rating
|Velocity Rating||:||5000 fpm|