[Greenbuilding] Power Vent for Solar Air Heater

Bruno M. brunom1 at telenet.be
Wed Sep 18 18:29:06 MDT 2013

Hi Eli,

thats of course not an off-topic question here,
but maybe you find more people who knows what you're talkin about,
or 'bin there done that', if you visit the next Yahoo group
you may find all answers on questions about solar air heating and more:

Bruno M.
Op 19/09/2013 1:05, conservation architect schreef:
> Can any on the list recommend a through the wall power vent to achieve 
> active flow in air heater.    If not satisfied with the production, I 
> will remove and reuse the materials.  I would like it to activate when 
> 80F is achieved that reduces the outward heat losses of increasing to 
> 90F before passive flaps can work. Motorized damper for return air may 
> also be useful.
> I am putting plastic over the parts of the South wall that are not 
> windows.  Because I live on a steep hill in a wooded site, I am not 
> sure about the reduction in solar available.   However, from my South 
> windows, I know that I feel that warmth.  I am framing such that if it 
> proves affective, I can replace plastic with permanent glass when 
> plastic wears out. If it proves not adequately productive, I will 
> dis-assemble materials to repurpose.
> Thanks Eli
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