Wall Tube for HCM 150/180mm Exhaust Fan

This is a wall tube to suit the HCM exhaust fan if installed on a wall. The tube length can be cut to suit your cavity size. The tube comes as a single flat sheet, which needs to be rolled into a tube to form a parallel-sided cylinder. 150/180mm – to suit the 150 and 180 HCM Models The tube length can be cut to suit your cavity size – the maximum is 230mm in length Diameter: 150mm