While the traditional water heater is using preheated water whenever someone showers does the laundry or washes dishes a tankless water heater uses a heat source to warm up water on demand when.
Tankless water heaters vs regular water heaters.
One of the first things to consider is whether you should get a tank or tankless water heater.
Water heaters with tanks.
The doe notes that storage tank water heaters typically last 10 to 15 years while most tankless units have a life expectancy of 20 years or more.
Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type.
Tankless heaters can be 24 34 more energy efficient than regular water heaters for households that use 41 gallons or fewer of hot water daily.
Tankless water heaters are more compact and can heat up water as you use it.