here is some of my old research into the matter.  also search the archives
for nicro as there is a list member with one installed.

west marine ----> http://www.westmarine.com

the factory web site for nicro fans
http://www.marinco2.com

boat us
http://www.boatus.com/

small inexpensive solar powered fan similar to the nicro "sunvent"
http://www.gaiam.com/retail/product.asp?product%5Fid=64519

jonathan

On Fri, 16 Jul 2004, Andy Stalick wrote:

> I know I've seen them for RVs, but has anyone seen a solar-powered
> vent fan kit that fits into the square roof vent window on the
> Westfalia poptop?
>