This affordable, easy-to-install kit will help you harness the sun’s rays to heat water in an efficient, reliable process that pays for itself in a few years. Previous solar hot water systems were leaky, but they've gotten better. Up to 5x more efficient than solar electric panels.
DIY Solar Hot Water Heater: Cut Bills 50%

DIY Solar Hot Water Heater: Cut Bills 50%
(via www.thedailygreen.com)
Submitted by socialpyramid on Fri, 2007-08-31 15:07. | Tags: architecture | energy efficiency | save money | solar energy | solar hot water heater | solar power | utility bills | water