This digital fan controller is a temperature dependent speed controller for rooms with intake and exhaust fans (2 x 600 watt). The fan controller keeps the room temperature constant and under pressure to prevent odour from escaping. The digital fan controller is a temperature dependent speed controller for rooms with air flow in and out. The fan controller keeps the room temperature constant and under pressure to prevent odour from escaping. This fan controller can by used also as only air out regulator on two fans if there is a nature way of air in.
