What is a typical characteristic of electric hot water tanks?

Electric hot water tanks are designed to operate using electricity as their power source, which eliminates the need for any venting to the outside. This is because they do not produce combustion gases like gas-fired systems do; therefore, there is no exhaust that requires ventilation. Instead, electric hot water tanks use heating elements that directly heat the water within the tank.

In contrast to other heating systems, such as gas water heaters that must be vented to safely expel combustion byproducts, electric models rely solely on electrical connections and insulation to retain the heat. This characteristic makes electric hot water tanks more straightforward to install in a variety of indoor locations since they can be used in spaces that may not have vents or appropriate configurations for gas appliances.