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from The Family Handyman

DIY Solar Water Heating

Solar Alternatives are available @ 1/10 the cost! http://www.ElectricSaver1200.com/solar-vs-power-factor-correstion/

from The Family Handyman

DIY Solar Water Heating

DIY Solar Water Heating Cut your water heating bills 50 percent with this sun-powered solution!

from ehow.com

How to Make a Passive Solar Water Heater

How to Make a Passive Solar Water Heater. Every morning, billions of photons are sent streaming from the sun toward Earth. When they strike a surface, the atoms get excited & begin to move faster, generating heat, or warming up. This is called thermal conduction & is the scientific principle behind the design of passive solar water heaters, which uses no moving parts or fuel. Following these directions you can build an inexpensive water heater that will heat water to 150 degrees.

from Lifehacker

Build Your Own Soda Can Solar Heater

DIY solar heater made from soda cans. Should be enough heat for a green house.

from Instructables.com

Almost Free Solar Hot Air Collector