A stores and preheats 30-50 gallons of water in a tank. That preheated water is used whenever someone showers, does the laundry or washes dishes. The tank then refills to be reheated once again.
A uses a heat source (electric or gas) to warm up cool water on-demand whenever you need it rather than storing hot water in a tank.
Pick the water heater that best fits your water usage, lifestyle situation, and budget.
According to Energy.gov, an Energy Star tankless water heaters can save you about $100 annually.
So if you can handle the high initial costs, you can save more money in the long run by switching to tankless. Tankless can also be a good choice for large families because you have more people consistently using more hot water.
However, a traditional water heater may make more sense if you are on a limited income and need a quick replacement.
If you have any questions, please give us a call - 208-246-9716.