| Solar Thermal Domestic Hot Water Basic Idea: Instead of using the sun's energy to generate electricity through photovoltaics, we use the sun's energy to heat up our hot water. We install a different type of solar panel on your roof called a collector. Then we pump a heat exchanger fluid through the collector which transfers the heat to your hot water tank.
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| Benefits: |
 | Solar domestic hot water is the most efficient use of solar energy. |
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 | Systems will provide 60 to 80% of your entire hot water needs. |
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 | Return on investment can be less than 4 years |
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 | Federal and State incentives cover up to 80% of the costs including installation |
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 | Typically provides 90 to 100% of hot water during summer months |
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 | Typical systems are 1/3 cost of basic PV |
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Important Note: If you have an electric hot water heater you are wasting money if you get PV first. Solar hot water = 1/3 cost of PV with a payback twice as fast. |