Geyser is becoming favourite household appliance these days, especially when it's winter for you always want to take a bath in moderately warm water so cold and cough cannot touch your health. There are many types of water heaters available in the market. Some are powered by electricity, while some have the energy source of the sun light. Even gas powered heaters are also there. The biggest advantage of electric heaters is that they are extremely space saving along with giving fast paced performance in the set.