Solar powered water heater that provides all the heat for a hot tub. Parabolic trough concentrating collectors. Solar tracker for the concentrators uses Ardu…
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2 Responses to Tracking Parabolic Concentrator Solar Hot Tub Heater
12 degrees….. C or F ?
Melvin Mcinnis
March 28, 2013 at 4:32 am
Like the concept and the video just would rather hear a real voice than the robot one.
Oshell69
March 28, 2013 at 5:12 am