Ventair FAN0325 In-Line Duct Mounted Fan Kit, Heat Transfer Kit, One to One Room Kit, 240V, Average Room 4m x 4M x 2.5m, Kit Includes all Necessary Components, 150mm Duct, Consisting 1 x Automated touch screen controller- 1 x 150mm High performance axial fan- 1 x 3 metres 150mm Thermal acoustic duct- 1 x 3 metres 150mm Insulated duct- 1 x 150mm Round inlet grille- 1 x 150mm Adjustable round outlet diffuser- 2 x 5 m Rolls 45mm Duct tape