Everything You Need To Know About Hot Water Cylinders

Hot water cylinders are the most common ways in which the public of New Zealand gets their H2O heated for various applications such as their shower and other taps amongst their home. Whether you are buying a new unit or a replacement unit you should be fully aware of what you are getting yourself into. There are many different intricate parts that make up a hot water cylinders that you may not be fully aware of.

There are different types of tanks as well as power sources that you also need to consider. To help you out we have been in touch with some experts of hot water cylinders to help put together a guide that depicts everything you need to know about these units.


How do they work?

There are many different models on the market but at the end of the day they all serve a common purpose which is to heat liquid. Generally speaking you will have a tank that is filled with cold H2O. There is a thermostat that is connected to the unit where you can set the temperature that you desire (it is important to note that New Zealand recommends having no hotter than 55 degrees Celsius coming from your taps). Once your temperature is set you the system will heat the cold liquid and then exit it heated when need be.

While this is a basic summary of how these units work they can be thought of a giant kettle that keeps liquids hot until it is needed.


Different power supplies

Traditionally hot water cylinders were run on electricity but as new technology has come about there are many different methods in which you can power these units. The most common one now is to have a gas unit as it is the most reliable and the quickest at heating your liquid. There are also solar options which are great for reducing your electricity bills along with heat pumps and wetback systems. You can also choose to get a unit which combines several methods for the best results.

What power source you go with comes down to your personal preference and values. Those who are environmentally conscious and want to reduce their energy bills are recommended to go with a solar operated hot water cylinder.


Mains pressure units

All modern homes in New Zealand tend to go with a mains pressure for their heating needs. These units are comprised of a stainless steel hot water cylinder. Stainless steel units are one of the best on the market due to their reliability and durability. They come with warranties that will refund your investment if the system fails within 10 years of your purchase.

They also range in size depending on what your family is after so you don’t have to waste money on heated H2O you aren’t using. The most common capacities for the tanks are 135 litres, 180 litres, 250 litres and 300 litres. As the capacity increases so does the size of the unit which you need to take into consideration.

For smaller households and families you may be able to get away with having the tank indoors. However if you are going for one of the larger products in the range you will more than likely have to have it outside. This is also another factor you need to take into consideration with your hot water cylinders as its location could compromise your outdoor area.