Interestingly, not only do solar panel pool heaters work, but they are one of the most cost-effective uses of solar energy. Of course, this depends on various factors like location, weather ...

Looking for a simpler solution [Martin] came up with his own solar pool heater for under $100! He’s copied the basic design of a solar pool heater but managed to do it using fairly cheap parts ...

The prices for solar thermal materials such as copper ... The big exception is pool heating. Thanks to modest temperature ...