Comments for: Solar window heaters easy to construct Solar window heaters easy to construct Dear Jim: I have a room which is chilly. It faces south, but has only one small window for the sun to shine in. Is there any inexpensive simple-to-build solar heater design I can put in the window for more heat? – Sam W. Dear… Read More Back to story →
Solar window heaters easy to construct Dear Jim: I have a room which is chilly. It faces south, but has only one small window for the sun to shine in. Is there any inexpensive simple-to-build solar heater design I can put in the window for more heat? – Sam W. Dear… Read More
Comments for: Solar window heaters easy to construct
Solar window heaters easy to construct
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Solar window heaters easy to construct