What should be the ideal water Geyser size?
You have just seen the buying guide for the best water heaters in India. Does size matter? Yes, it does. What should be the ideal water heater size? It depends on the number of people using the geyser.
If people use the bathroom one after the other and consume say 15 to 25 litres of water, a 15 litre or 25-litre geyser should be the ideal one, especially of you belong to the southern part of India where the input water temperature is not very low. If you go north, the temperature of input water goes down drastically. Hence, you will need nothing less than a 25 litre geyser.
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You might be having two bathrooms. Under such circumstances, you would require double the capacity as two people might use the bathroom simultaneously.
Does this rule out the 6 litre and 10 litre geysers? No, it does not. You can still use the smaller geysers, except that they take a longer time for heating up the required water.
What, then, is the ideal size of a geyser? An ideal size is one that can generate enough hot water for maximum instant use. You know your family better. Calculate the amount of water required from the information given in the previous article.
Note the following points when you wish to know the ideal size of water heaters for your house.
- A smaller tank entails that you get less hot water that you need.
- A bigger tank can result in wasting water and electricity due to standing loss.
- For the ideal size, you can refer to the size calculator shown below.
| Size of Family | Manner of intended use | Geyser Type | Ideal Geyser capacity |
| 2 to 3 members | Bathing – bucket | Instant | 6 litres |
| 2 to 3 members | Bathing – bucket | Storage | 10 to 15 litres |
| 2 to 3 members | Bathing – Shower | Storage | 15 to 25 litres |
| 2 to 3 members | Washing utensils | Instant | 1 to 3 litres |
| 4 to 8 members | Bathing – bucket | Storage | 25 litres |
| 4 to 8 members | Bathing – Shower | Storage | 25 litres |
| 4 to 8 members | Washing utensils | Instant | 1 to 3 litres |
Space is important
The average bathroom is small. In this age of attached bathrooms, there is far less space. Hence, the instant geyser is best suited for such bathrooms. The storage geyser has use only when you have more space.
Longevity of geyser
It depends on the type of water available. Many places in India have a high percentage of salt. Hence, you can expect scaling to occur. This can reduce the life of the coils.
In the normal course, instant water heaters last longer than the storage ones. The principal reason is that storage geyser water heaters can decompose. However, with the easy availability of spare parts, you have geysers lasting for more than 20 years.
Advantages of choosing the right size of geyser
Choosing the right size should not be a problem for anyone after going through this article. The advantages of choosing the optimum size are many. Let us look at some of the in brief.
- You save energy in the form of electricity consumed.
- You save time because the water will be at optimum temperature at all times.
- As you run your geyser for the right amount of time, you increase the longevity of the appliance.
You have just seen the buying guide as well as the optimum size of geyser for your family. We shall now proceed further and compare the instant geyser with the storage geyser as far as power consumption is concerned.
This will give you the right idea about the type of geyser to install in your house. You had seen the comparison with regard to space in this particular article. Let us move ahead with the comparison in the next article.
