We are swimming regularly now and the pool temperature is holding about 76 degrees F, thanks to the home built parabolic tracking solar coll...

By May 9th, we'd had three fabulous sunny days in a row and the pool temperature was up to almost 70 degrees F (starting from about 55)....

Spring seems early this year and I'm back to work on the tracking solar pool heater project. Yesterday I progressed a bit further than t...