Solar water heaters can save you a world of troubles. They can also save you a lot of money. The great thing about solar water heating is that they save the environment while benefitting you too.
Did you know that a four-person household with an electric water heater needs about 6,400 kilowatt hours of electricity per year just to heat the water? That type of electricity is generated by a typical power plant with an efficiency of 30 percent. The average electric water heater creates eight tons of carbon dioxide every year. That is double what a car makes. They pollute unfortunately and they should start to be replaced.
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