Solar Roof Vent
*A brillantly simple way to ventilate boats, caravans, green houses etc.
*Good for wall mount, Deck or Roof mount which need longer sleeve when install.
*Operates without wires, without batteries and without any running cost.
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Fully automatic operation powered by solar energy
Moves 11.6 cubic feet of air per minute
Replaces most RV plumbing caps while aerodynamic design provides for less drag co-efficiency.
Easy installation,not need extra wires and power supply;The hole needs to be about 4 3/4 inches to mount,Slightly less than 5 inches
Avoid heat build-up at an area being ventilated