Question by lil flippo: would the windows in a passive solar heating system have to be well insulated? explain?
Answer by Thomas passive solar design requires that ambient solar warmth coming in out pace the loss of heat any window creates let alone a wall of windows most passive solar requires. Hence R value of the windows should be as high as possible to make the system most efficient – indeed if done poorly such a system might actually cause a net loss of heat rather then gain
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