A UV water filter uses similar uv rays as the sun's but much stronger to alter the DNA of viruses
, bacteria and parasitic molds so that they are unable to reproduce. The UV water filter is considered safe as all it does is add energy to the water, it however does not remove any dirt or particles. UV water filters are mainly used for drinking water.
You may need a UV water filter if your water supply is not from a municipality or regularly tested. It is safe to drink and provides peace of mind that there are no possibilities of getting sick from the water. However you are not advised to store UV treated water for long periods of time.
There are numerous types of UV water filters as they are made for different ranges of flow i.e. point of entry, point of use among others. A point of entry UV water filter is usually recommended for household use. The point of use system is made up of a small portable device that can attach to a faucet resting on the counter or mounted under the counter.
A UV water filter is inexpensive in its day to day cost, the bulbs should be changed after a year as they slowly lose disinfecting properties though they still remain operational for longer than that. Examine the UV water filter once a month and keep the quartz sleeve clean at all times. To ensure that the system works at its optimal level.