PVC Flexible Air Duct Connector: HHC-120º C Machine-made rubber flexible duct connector of shock absorption (Class B1). 1.Size range: 7.5cm(galvanized steel)+ 10/15/20/25cm(heat resisting ...

In order to isolate vibrations and noises caused by air handling units, fans or other equipment connected to air ducts, it is highly recommended to install a flexible duct connector joint between the ...