Xiamen UNT Duct Material Co., Ltd. was established by several co-founders who have more than 10 years experience in PU & PIR Foam Industry. It is conveniently located in the beautiful seaside city of Xiamen, China. We specialize in the research and manufacturing of UNTDuct polyurethane (PU) / polyisocyanurate (PIR) System for HVAC air distribution and PU insulation boards for building.

UNTDuct System is like no other insulated ductwork system. It is the most advanced and innovative system of pre-insulated air distribution ductwork available in China. The UNTDuct System is proven to be innovative product that is easy to install and maintain providing a new perspective in the field of air distribution.

UNTDuct System is not only based on pre-insulated aluminum panels, but it also consists of accessories, machinery, tools and know-how necessary for the construction and installation in a masterly fashion.

UNTDuct System has been developed and spread around the world. Its application has been gradually extended to all type of air distribution system such as industrial,commercial and civil.