When To Replace Your Water Filter

Water filters are extremely important and useful around the house, especially if you have impure water coming from your taps and faucets. But after some time, you will need replace your whole house water filtration system. Here is everything you need to know about changing your water filter.

Every Filter Has Its Lifespan

When it comes to changing or replacing your existing water filter with a new one, each filter is different. There are different times for replacing different kinds of filters. Some filters are best to be replaced every 6 months to a year. If you have a big family and a lot of kids, then you might need to change it every 4 to 6 months.

If you live alone or have a small family unit, then once a year or every 8 months works perfectly as well. When you go and buy a filter, there will usually be a date written on it and then you can calculate how long the filter is being used and replace it timely.

Look At The Water

If you don’t have any idea when you got a new filter and there is no date on it, then you can get some sort of hint that your filter needs changing by looking at the water.

The water might smell normal, but there will be specks of dirt and mud in it, which means that the filter is either clogged from overuse or has been used to its maximum capacity and it needs replacing as soon as possible.

Smell The Water

In other situations, your water might look perfectly clean and filtered, but it will be the smell that throws you off. There might be a fishy or pungent smell in the water and it will not be pleasant to drink at all.

This sign also means that your water filter is now in need of a replacement and you need to get a new one as soon as you can. Filters are also capable of removing foul smells from your water, so try to look for any bad smells in the water too.

Look For Leaks Or Damage

Sometimes, there might be physical damage to the filter. The top or bottom of the filter might be leaking or the membranes might be torn and the filtration process is not effective at all. This can be seen by dripping in the filter or by its general performance of it.

You need to replace the water filter at this point because it is useless, especially if the membrane or the main filter is damaged. Your filter can get damaged, if the pressure coming from the tap is too much. This is why you need to set an optimal level of pressure so that the filtration process can be effective.

Is The Filter Dirty?

Most of the time, you can tell if your filter needs replacing, just by looking at the cylinder. There might be a lot of accumulated dust and dirt in the cylinder of the filter and this can lead to clogging of the membrane if you keep using it too much.

This is also a good sign to tell you that the filter needs replacement. This can happen after 6 to 8 months of using the filter and you can see the accumulation of the dirty things your filter is catching.

Depends On The Water Quality

The number of times you change a water filter also depends on the quality of the water coming from your tap. If your water is extremely dirty and has a lot of impurities such as there is chlorine in the water, then you might need to change it more often than once every 6 months because your filter will need to draw out more impurities from the water.

But if your water is generally clean and you just need to filter out the impurities to make sure that the water is potable, then you can forget about changing the filter for a year or even longer.


There you have it! These signs are great to look out for because even water filters have a shelf life and they need to be replaced timely in order to get maximum water filtering efficiency. Moreover, get a top-quality water filtration system Erie that lasts longer.

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