People who are looking for a way to get hot water all the time will want to consider having a tankless hot water heater installed in their homes. This type of heater runs only when it is needed, and shuts down when not in use. Other older water heaters may run when not in use, and take up space in a home. A tankless heater does not take up space as there is no tank, and it can warm up water for any type of use. People will enjoy being able to do their laundry, wash the dishes, and take a shower all at the same time while getting the hot water they need.