how would you build a solar panel
i'd go to the solar panel store and buy one. It would be /0 the cost of trying to build one in my HOME shop.
As a sandwich. Glass Space /4 inch Glass Space with copper radiator painted flat black. Box made of wood. with the inside painted black. Insulate the back side. Use water with RV antifreese. Circulate water through with a small pump. Face it toward the sun. Thermal water solar Panel.
