A storage water geyser is a water heating appliance that utilizes a large tank to store hot water for longer durations. Here, the cold water enters the tank from the bottom and is heated inside the tank. Once the water heats to the desired temperature, one can turn on the tap and utilize hot water. After this, the remaining hot water is stored in the tank. To retain the water temperature for longer, these tanks are equipped with various insulation coatings and walls. Now that we are clear with the working of storage water heaters.

A storage water heater, or a hot water system, is a domestic water heating appliance that uses a hot water storage tank to maximize water heating capacity and provide instantaneous delivery of hot water.