There are certainly advantages when it comes to the tankless water heater, otherwise they would not be the hottest and more popular device on the market. View a wide selection of tankless water heaters on the website of Westside Wholesale. Firstly, you will save money in the long run even though there is a higher initial outlay of cash to acquire then and have them installed. The reason for the saving is because there is no water that needs to be kept at a constant temperature and there is no leaking of heat from the unit either. You only use what is needed. You will also have a limitless supply of hot water because the water is heated as it passes through the system; there is no worry about using up all the hot water and then waiting for it to heat up again. Another big advantage when it comes to appearances is that the unit takes up a lot less space because there is not storage unit attached to the device. All in all there is a lot of evidence of why people are switching over to being tankless.