How Often Should Water Filters Be Changed?

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A water filter is must-have equipment for every house. Regular tap water contains many harmful pollutants that are extremely dangerous for the human body. Different types of water filters make water safe to drink by removing chlorine, zinc, mercury, which cause many fatal diseases. To keep the water filter functioning, you must change them regularly. So how often should water filters be changed?  Let me explain.

There are a variety of water filters that virtually eliminate contaminants from water and make it pure. For example, you can find reverse osmosis, alkaline water ionizers, carbon filters, and UV filters commonly used everywhere. Though they are not much expensive but need frequent replacement to capture particles and impurities in tap water. Go on

How Often Should Water Filters Be Changed?

Though a water filter can remove contaminants from tap water. Water filter replacement depends on some factors, and every water filter has an approx lifespan of 12 months. However,  how often should water filters be changed? It completely depends on your regular water condition and the consumption rate of the water. But it is not easy as water usage varies per household. Consider below factors that can affect your water filter life:

How Often Should Water Filters Be Changed?

  • Your running water’s overall condition in terms of pollutants and how deep water needs to be filtered.
  • If your tap water contains heavy minerals, it could cause a clog in the filter and reduce lifespan.
  • Water uses have vital impacts on filter life, as every filter has a maximum water filter capacity per day.

A good rule for keeping your family safe is to change the water filter every 3-6 months. The majority of the water filter system uses the following:

Stage 1: 2 -5 micron sediment filters need to change every 6 months.

Stage 2 and 3: 4-5 micron carbon filters need to change every 6 months.

Stage 4: 1-reverse osmosis membrane needs to change every 3-5 years.

Stage 5: 1-post carbon inline filter needs to change every 12 months.

Moreover, you can check the condition of your filtered water monthly using a TDS meter. It will let you know the filter’s water condition and when the filter needs to change.

Why Should Water Filters Be Changed So Often?

Maintenance and replacing water filters is important to retain the filter functionality. Water filters collect contaminants from water to supply pure water, but the filter could get clogged with grim over time. If the water filter exceeds its lifespan or filtration capacity, it won’t be able to purify water until replaced. As a result, the water filter system will slow down, or sometimes your water filter may stop working.

Why Should Water Filters Be Changed So Often?

However, you must replace the water filtration system when it is time. Otherwise, you may smell the lousy odor in drinking water; besides, drinking water quality could decrease. It is a wise decision to keep a backup water filter on hand for changing when required. If you don’t have an idea or can’t understand which filter is compatible with your water filter, contact the manufacturer.

How Do I Clean My Water Filter?

You must agree that regularly water filter changing has great importance. Still, you need to know how to place the filter properly. Remember that you must get the filter that is designed and manufactured for your water filter system model. If you don’t know how to clean a water filter properly, follow the below steps:

How Do I Clean My Water Filter?

Step 1: Separate the previous filter from your water filter system’s pitcher. Make sure your filter’s water supply is switched off before changing the filter.

Step 2: Make sure your hand is disinfected and washed before handling the new filter.

Step 3: Remove the new filter wrapping and keep it in cold water for pre-soak. It will take only 2-4 minutes.

Step 4: Wash your new filter using running cold water for 15 seconds.

Step 5: When you clean your filters inside, be sure to use a non-abrasive that won’t damage the pitcher’s materials. You can use vinegar for making a natural and effective germ-killing solution.

Step 6: Implant the new flushed filter into the tank by lining up the channels. Make sure it is tightly sealed.

Step 7: Add cold regular tap water to the pitcher of your water purifier. Never drink the first 2-3 pitchers of the filtered water to reduce any carbon dust. It will wash out by itself in the time of primary use of your water filter system.

Benefits of Using a Water Filter

Filtering tap water before drinking has many benefits. Filtered water can protect your health by making tap water taste much better and reduce contaminants. Read on to know the outstanding benefits of filtering water.

Benefits of Using a Water Filter

  • Water filters offer better water taste and remove foul odor by eliminating chlorine and other bacterial contaminants.
  • A water filter can pull out lead from drinking water, which is very harmful to the human body. Even it can cause many fatal diseases that could end up with death.
  • Filtered water effectively reduces colon cancer risk and rectal cancer by removing chlorine and other heavy metal.
  • Using a high-quality filter can remove viruses and bacteria from drinking water while retaining natural minerals that benefit our body.
  • The water filter is relatively less expensive than any other water purification method and needs minimal maintenance.


Lastly, a filter is the heart of a water filtration system. That’s why it needs regular maintenance or replacement when necessary. If you are stuck at how often should water filters be changed? You know the answer. On average, a filter needs to change every six months.

However, your water filter capacity, a water filter system, and filter capacity also play a vital role. Besides, numbers of users and water quality also have effects on a filter’s lifespan. Whatever water filter is the primary aspect of preventing harmful contaminants from entering the body.

Kyle Wood

Hi, I am Kyle Wood. I have a home gadget tools selling shop, where I sell different types of UV water purifier and saltwater UV sterilizer & its related accessories. Because of my business, I have to deal with so many clients of the UV water purifier and saltwater UV sterilizer users. I found many of my clients are facing difficulties with installation, maintenance, not getting the exact amount of service, and buying the wrong one. All those problems they face because of their lack of knowledge about these products. 

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