Imperial Insulated Flexible Duct

For use in manufactured housing and mobile home heating and air conditioning systems. Heavy-duct black polyethylene jacket. Energy efficient R-4.2 fiberglass insulation.

Durable core constructed with non-corrosive coated wire. Fiberglass reinforcing scrim. Oversized core to fit on ...For use in manufactured housing and mobile home heating and air conditioning systems.

Heavy-duct black polyethylene jacket. Energy efficient R-4.2 fiberglass insulation. Durable core constructed with non-corrosive coated wire.

Fiberglass reinforcing scrim. Oversized core to fit on collars and register boxes. Meets all R-4.2 energy codes.

Check your local building codes. UL 181 class 1 air duct.