The primary difference between a storage heater and an instant heater is that a storage heater heats the water and stores it for later use, while an instant heater heats the water on demand. Instant water heaters, as the name suggests, provide hot water almost instantaneously. There is hardly 1 or 2 minutes, and often only a few seconds, of heating time after which hot water can be accessed. These types of heaters have an average life period of 15-20 years. Instant water heaters provide hot w.
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