Water heaters with new technology such as tankless heating can help in reducing your energy bills significantly. Being tankless, you do not have to wait for the water to store first before the heating begins. Moreover, the heater mechanism will not have to heat entire tankful of water but just the amount you will need. Start the heater, enjoy your bath and turn it off. No more heating which means no more energy usage and a reduced energy bill. Also, the water is being heated as it is being used, hence you do not have to wait for the heating every time before taking the bath.
This is a great option for small apartments, small industries and also boats. Being tankless, they do not need a lot of space for installation. Hence you can enjoy hot water without any fuss over space needed or permissions needed for the installation of tank overhead or underground. It can be connected directly to your existing water tank for 24*7 hot water supply. Depending on the need, you can easily pick your residential, industrial or marine water heater available in various sizes.