If you're searching for a flexible, easy to use product that's suitable for general purpose venting, look no further then Dundas Jafine's flexible insulated ducting. This black jacket insulated connector is listed and marked UL 181 and cUL 181 class 1 connector which makes it perfect for residential use in general ventilation applications including heating, air conditioning, intake and exhaust. Dundas Jafine's flexible ducting can be installed in place of galvanized pipe in most applications and eliminates the need for elbows allowing for ease of installation in difficult to reach areas. The flexible insulated ducting is available in a wide variety of sizes and can be easily cut to length with a knife and snips. The insulation blanket and vapour barrier jacket helps reduce heat loss and condensation build up.