17v solar ventilation fan 1.dc ventilation system fan factory/manufacturer 2.solar powered electric fan 3.with solar panel

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specification of solar ventilation fans

                    

Enable to exhaust the hot air and moisture smoke out of the house without electricity supported but clean solar power .In this way:

Solar exhaust fan can keep your house/ warehouse with fresh air, meanwhile reduce the cost. It’s environmentally friendly low-carbon lifestyle.You can get rid of the excess water and toxic mould to help keep indoor appliance working well.In hot summer, when the strong sunlight hits the roof, the material inside may be harmed easily. Our solar exhaust fan can directly increase longevity of the roof by exhaling the heat.In freezing winter, solar exhaust fan can balance the outdoor and indoor temperature which keeping you in the most comfortable environment.

              

17v solar/eletricity ventilation fan, dc ventilation system fan factory/manufacturer,solar panel system