Duka S7 Fan

Duka S7 is a multifunctional 9-in-1 ventilation solution. S7 is both a fan with eight selectable ventilation solutions and an energy-saving heat transfer. S7 has excellent performance, high pressure, and low noise. Settings provide optimal ventilation, self-adjusting humidity control, motion sensor, timer, ventilation function, thermostat, manual start/stop. Self-calibrating motor with built-in control optimizes ventilation flow and prevents cooling, even at low speed. Product has 5-year warranty.