Specification :

The Natural Choice in Attic Venting! ( 10W, 20W, 40W items available)
The Solar Attic Fan is a simple and environmentally sensible solution that
can save you money. Powered completely by free solar energy, this sleek
and efficient vent is both compact and quiet. Fully operational right from
the box, it installs easily, with no electrical wiring, no expensive
electrician and city permits. And let' s not forget powerful! A single 10
watt unit can fully vent up to 1, 200 square feet, operating at up to 850
cfms. Place it wherever you need improved circulation; attics, lofts,
workshops, storage sheds, garages, even barns.

We are a leading manufacturer of renewable energy and energy-saving products, for more details, please refer to our on-line catalogue at 3w dot energor dot com