The Turbo Tube inline fans now boasts an impressive 300m3/h maximum extraction rate, an upgraded aerodynamic impeller, and a ground-up redesign with optimised casing and improved components for a more energy efficient and quieter running unit. The Turbo Tube can be installed with a choice of high or low speed settings. In the low speed mode, the fan runs 200m3/h at 18dB using just 23W. In high speed mode, this increases to 300m3/h at 24dB using 25W. With both standard and timer models and either 4 or 6 inch diameter units to choose from, the new and improved Turbo Tube inline fans now also boast a whopping 5-year warranty.