Dundas Jafine BPC425R6 nsulated Black Jacket 4\ x 25' Flexible Insulated Duct R6, 25 Foot
- UL 181 listed as a class 1 air duct and bears the UL mark..
- Flexible helix core made of 2 ply polyester laminate and corrosion resistant galvanized wire.
- Surrounded by a blanket of formaldehyde free, fiberglass insulation, that helps to reduce heat and cool loss.
- Jacketed by a heavy duty, fire retardant, black polyethylene vapor barrier..
- Flexible insulated duct can be installed in place of galvanized pipe in most applications.
- Ideal for use in general ventilation applications including heating, air conditioning, intake and exhaust..