14 Inch Solar Powered Roof / Attic Exhaust Fan

SIPL Comprehensive & Innovative Solar Ventilation Exhaust Fans SN2014006: 30 watt 19.5 volt square shape Solar Rooftop DC Ventilation Fan with 14 inch axial flow type fan blades, able to run nonstop in any sunny moment This solar cell fan turbine extraction model (also solar roof kits / solar air blower roof mounted exhaust fan / attic gable fan large DC powered exhaust fan whisper quiet / solar panel flat roof mounting roof vent / galvanized air blower solar ceiling fan, etc.) belongs to its medium size / power version, and it suits many application places covering residential, industrial, commercial even agricultural. But if the local weather is hot and you need an even stronger fan, please consider its 40W or 50W versions. Other Size / Power Options: SN2016029: 14''  40W/21V, PV adjustable SN2018027: 14''  50W/22.5V, PV adjustable SN2013001: 12'' 20W/18V, PV adjustable SN2014002-50: 14'' 50W/22.5V, PV detachable Product Description