For those cool summer days it’s sometimes nice to have a heated pool — but usually pretty expensive too. Looking for a simpler solution [Martin] came up with his own solar pool heater for under $100!

We mostly think of home swimming pools as summer diversions. After all, the most efficient heater available to us, the sun, is keeping the water warm at all times. But, thanks to solar panels, you can ...

For those cool summer days it’s sometimes nice to have a heated pool — but usually pretty expensive too. Looking for a simpler solution [Martin] came up with his own solar pool heater for under $100!

Pool heaters are a worthwhile investment for making the most of your swimming pool during the summer season—and beyond. Without a heater, mother nature is your thermostat—and even a long day of warm ...