SolarVenti Solar Panel SV30
SV30 is enough for 70- 140m ² premises . SV30 is installed either on the roof or a wall, vertically or horizontally. SV30 heats up about 150 m³ of air from 20 to 40 °C/ hour. Solar heater panels can be added to the second solar cell, when you need extra power , for example for an extra fan.