Umar Shareef
UV water purifier is cost effective and it doesn't use any chemicals but UV water purifier requires electricty, it doesn't have storage tank and not effective if water contains mudd.UV water purifier uses ultraviolet rays. It has ultraviolet rays producing tube through which water passes. When water exposed to ultraviolet rays, any borne viruses, bacteria, molds and pathogenic disease-causing microorganisms present in water are deactivated. v radiation so effective that it can eliminate 99% of germs.
Try our water purifier selector to choose rightwater purifier by answering simple questions without reading anybuying guide.
Advantages of UV water purifier
Cost effective, inexpensive. UV rays source bulb uses approximately 60 watts of power which quite equivalent to normally used a light bulb.
Does not uses any chemicals. Therefore, water taste and colour unaltered.
Gives instantly purified water. Just you have to switch on electricity supply and get purified water instantly, whereas other water purifiers take much more time to purify.
For exampleKent ultra UV is one of the best UV water purifier.
Disadvantages of UV water purifier
Not removes dissolved impurities: UV water purifier kill bacteria and viruses but does not remove dissolved impurities such as pesticides, rust, arsenic, fluoride etc. Does not convert hard water to sweet, soft water.
No water storage tank: Most of the UV water purifiers don't have water storage tank. The user has filled water in the external bottle.
Requires electricity: UV water purifier requires electricity to run. If in your area has frequent electricity cut off and water purifier don't have storage tank then you don't have any source for purified water until electricity came.
Not effective on muddy water :UV water purifier is not effective when water contains muddy. In case muddy water, first water passes through any other purifier system then pass through the UV water purifier.
UV light shutoff: As UV light is invisible, it's very hard to know whether UV purifier is working or not. If UV purifier stops working and user unable to find out, results UV water purifier delivers impure water. That's why most of the experts suggest replacing UV water purifier tube should have to replace once a year.
UV rays does not remain in water once water is purified. In the case of UV rays miss any microorganism while purifying, that remaining microorganisms increase their population and impure the water. It is advisable to use chlorination after water purified through the UV.
Please read our article best UV water purifiersto know famous RO water purifiers. Please check our articles on other water purification technologies such asRO advantages and disadvantages, gravity basedandRO vs UV
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FAQs
Yes, UV water purifiers are effective at removing microbiological contaminants in water such as bacteria, fungi, protozoans, viruses, and cysts. Ultraviolet (UV) Water Purification is a proven technology that uses UV light to destroy 99.99% of harmful microorganisms in water.
What are the disadvantages of UV water purifiers? ›
Disadvantages
- UV light can only eliminate the micro-organisms present in the water. ...
- Use a pre-filter for cloudy water; this allows the UV light to work properly.
- UV water systems require electricity to operate. ...
- UV disinfection does not offer the persistence of some other chemicals.
Yes, UV water purifiers are effective at removing microbiological contaminants in water such as bacteria, fungi, protozoans, viruses, and cysts. Ultraviolet (UV) Water Purification is a proven technology that uses UV light to destroy 99.99% of harmful microorganisms in water.
What is the disadvantage of using UV filters? ›
Arguments Against UV Filters
An argument against using a filter (clear or UV) is that your lens was not designed to work with another piece of glass sitting in front of it. A filter is likely to affect the performance of an optically superior lens.
Is it good to drink UV filtered water? ›
Yes. UV light is normally effective against all viruses, bacteria and protozoa. However, some microorganisms such as Cryptosporidium and Giardia have protective or thick cell walls that some low power UV light systems are not able to penetrate.
Is UV light bad for you in water? ›
The sun emits UV light that can be dangerous when our skin is being exposed directly, but inside of a UV light water purifier, the water is the only thing being exposed to UV light. This means that it kills off harmful bacteria and leaves fresh, clean water that is absolutely safe to drink.
Is UV water purifier better than RO? ›
It is important to understand that both RO and UV water purifiers can remove or kill harmful bacteria present in the water. However, in the case of a UV water purifier, the dead bacteria remains suspended in the water. A RO water purifier, on the other hand, not only kills the bacteria but also filters them out.
Is a UV water bottle better than a filtered water bottle? ›
The biggest difference between water bottles that provide filtration and self-cleaning water bottles is that the UV technology used in self-cleaning bottles doesn't get rid of dirt and sediment. These bottles can kill viruses, bacteria and other microorganisms that can make you sick.
Does UV actually clean water? ›
UV destroys 99.99% of viruses and 99.9999% of bacteria in water, making it more effective than chlorine and chloramine for killing many harmful waterborne microbes. The UV process takes up very little space.
Which type of water purifier is best? ›
Find Your Type
| TDS (IN PPM) | Recommended Type |
|---|
| Below 300 ppm | EAT or UF+UV |
| Over 300 ppm | RO |
| Over 300 ppm | RO+UV |
| Over 300 ppm | RO+UF or RO+UV+UF |
4 more rowsBioaccumulation and toxicological effects are the main issues associated with marine contamination by UV filters that could induce the persistence of these emergent contaminants through the food chain [84].
Do I need a UV filter for my well water? ›
If your well water has tested positive for coliform bacteria, we recommend installing a UV water filter system immediately. A UV water treatment system can remove 99.99% of coliform bacteria. Ultraviolet (UV) water purification is a proven technology that uses UV light to destroy harmful microbes in water.
What is the downside of UV disinfection water? ›
These are a few of the reasons why some experts are hesitant to rely solely on ultraviolet rays to filter water: Only eliminates microorganisms: The biggest downside of UV filtration is that it is only effective against bacteria and other microorganisms living in our water.
Are UV water purifiers worth it? ›
Yes, UV water filters are worth considering for safe and clean drinking water. They effectively kill bacteria and viruses without using chemicals and require minimal maintenance. However, for maximum protection, they work well in combination with other filtration methods.
What are the disadvantages of purifying water with UV rays? ›
The Disadvantages of UV Water Treatment
UV light is only able to remove microorganisms and does not remove any other contaminants like heavy metals, salts, chlorine or man-made contaminants. If you have issues with other contaminants, UV light can be used in tandem with filtration to further remove contaminants.
Is UV cleaned water safe? ›
This process doesn't add anything to your water, it only physically attacks the structure of bacteria within your water. 4. UV water filters don't contain any chemically active elements, nor use heat for treatment. This makes them very safe to use.
Are UV air purifiers healthy? ›
You can rest assured that whole-house UV air purifiers are a perfectly safe and effective method of removing 99% of airborne contaminants from the air in your home.
How long does a UV water purifier last? ›
The frequency of UV water filter lamp replacement depends on several factors, including the specific UV system you're using, the quality of the lamp, the intensity of use, and the manufacturer's recommendations. Generally, UV lamps for water disinfection have a lifespan of around 9 to 12 months of continuous operation.
