Posted 1/22/2021 16:13 (#8772715 - in reply to #8772060) Subject: RE: earth tubes - anyone know how to design? -for barn
A corn field somewhere on planet vulcan
there are some interesting options to recover the heat in the exhaust stream, but the units large enough to make a difference are costing over 100K here in Ontario as far as I can tell. I don't need the cooling since I have evaporative pads and they work very very well.
earth tubes - anyone know how to design? -for barn
