Flex Duct

Rounded Rectangle: Specification Sheet

ATCO's flex duct is a UL 181 Class 1 Air Duct and is manufactured with a reinforced metalized polyester jacket. The inner core is air-tight and is designed for low-to-medium operating pressures in HVAC systems.

A double lamination of tough polyester which encapsulates a steel wire helix forms the air-tight inner core to ATCO's UPC #030. The double layer core is wrapped in a thick blanket of fiberglass insulation and sheathed in a rugged and durable reinforced metalized polyester jacket.

Atcos flex duct is designed for indoor use as a supply and return air duct in residential and commercial low-to-medium pressure heating and air conditioning systems. ATCO's flex duct can be used as a complete air duct system and/or a branch duct connecting to mixing boxes, diffusers, light troffers, room inlets or other terminal devices.

Rounded Rectangle: Specification Sheet
Rounded Rectangle: Specification Sheet

Prefabricated Pipe, Duct, and Fittings

for Heating and Air Conditioning.

The Quality You Expect....

The Satisfaction you Deserve.

P r o d u c t s , I n c .

Duct Straps


Item Number

Shipping Qty



50/BAG500 CTN