Non Insulated Flexible Duct, also named as Uninsulated Flexible Duct, or Non Insulated Flex Duct, is a duct without insulation layer, which is widely used in the HVAC section.  Non Insulated Flexible Duct is lighter in weight without fiberglass, mainly used in air ventilation while insulated flexible air duct is heavier, more heat-resistant and widely used in air heating insulation.

As one of the comprehensive Flexible Duct suppliers, We specializes in different Non Insulated Flexible Ducts.  The most popular one is Aluminum Flexible Duct. Aluminum Flexible Ducting is an important air duct in ventilation ducting.  Based on the layers of aluminum, it has single ply, double ply, and triple ply.  For some special applications, we can provide scrim aluminum foil to be more durable and tear resistant.

As a kind of metal ducts, Non Insulated Flexible Duct is very suitable to be used as the clothes dryer duct, air intake duct, return air duct, and so on. It is also corrosion resistant which is a very important factor in the humid area.