Pool heaters are a worthwhile investment for making the most of your swimming ... If you have the space to install them, these solar heaters are an eco-friendly and cost-effective method for warming ...

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 ...