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Hand Turning The Temperature Dial On A Heater To Show Basic Operation And Explain What Is A Water Heater In A Home.

What Is a Water Heater and How Does It Work?

Understanding what is a water heater starts with a simple idea: it’s the appliance that heats the cold water entering your home so you can use it for showers, cooking, cleaning, and laundry. It takes water from your main supply line, warms it with either a gas burner or electric

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