Atco 080, 086 and 088 are UL 181, class 1 air ducts and are manufactured with a durable black polyethylene jacket. The inner core of all three products is airtight and designed for low to medium operating pressures in HVAC systems. Atco 086 and 088 have increased insulation for superior thermal performance. A double lamination of tough polyester which encapsulates a steel wire helix forms the airtight inner core of the Atco 080, 086 and 088. The double layer core of each product is wrapped in multiple thicknesses of fiberglass insulation. All three products are sheathed in a durable polyethylene jacket.
Atco Insulated Flexible Duct, 25 ft Length, 18 in Diameter, Polyethylene, Black, R-Value: 4.2, 5000 fpm Velocity Rating
|Velocity Rating||:||5000 fpm|