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Build 2KW DIY solar panels out of empty pop cans and cut down utility bills. Solar Thermal heating is becoming more popular with increasing energy prices...

Build DIY solar panels out of empty pop cans and cut down utility bills. Solar Thermal heating is becoming more popular with increasing energy prices.

Best step-by-step instruction to build 2KW DIY Solar panels made of pop cans for home solar heating

DIY Solar panels made of pop cans for home solar heating. A great room by room supplement for central heating. But it's a good idea to keep a heat pump or furnace for the days you have no sun.