Bajaj water heaters ( geyser) are both energy efficient and convenient to use. The instant water heater by Bajaj has a tough and efficient heating element which ensures that the water heats up in no time. Thus, you don’t have to wait for hours to get hot water, which was the case with the traditional water heaters.You can also choose a tank water heateror a tankless water heater depending on your requirements. A tank water heater gives you a good amount of water storage capacity and a tankless water heater, which warms the water quickly, proves to be very energy efficient.