Changing Filters: How Often Should You Do It?

Pentair Everpure E Series

Clean water is essential to human health. Whether it's for drinking, cooking, or cleaning, we rely on clean water for our daily activities. Many of us use water filtration systems like the Pentair Everpure H-Series (H300, H54, H104, etc.) to ensure that the water we consume is safe and free of harmful contaminants.

However, like most home appliances, water filters need to be maintained at regular intervals to ensure that they continue to operate a peak efficiency. In this article, we will explore how often you should change your water filters to maintain the quality of your water.

What is a Water Filter?

A water filter is a device that removes impurities from water by means of a physical barrier, chemical process, or biological process. Water filters come in different shapes and sizes, and they are designed to target specific types of contaminants.

For example, activated carbon filters are effective at removing chlorine off tastes and odors and  particulate suspended in water.  Depending on the brand and the NSF ratings, there are activated carbon filters that also remove lead, MTBE and VOC's.

Pentair Everpure H-Series are the perfect choice for homeowners who want to make sure their water is clean and safe for their family. The series offers a variety of filtration systems that are designed to remove contaminants from your water, including sediment, chlorine, lead, and other impurities.

These systems also reduce unpleasant taste and odors, so you can enjoy clean-tasting water straight from the tap.

How Often Should You Change Your Water Filters?

The frequency of changing your water filters depends on various factors, such as the type/size of the filter, the quality of your water, and your water consumption. As a general rule, most water filters need to be changed every 6 to 12 months.

Why You Need to Regularly Change Your Water Filters

It's important to change your water filter cartridges regularly to ensure you get the best quality water. 

  • Ensuring that your water is clean and safe to drink
  • Improving the taste and odor of your water
  • Protecting your appliances from damage caused by sediment and mineral buildup

It's easy to forget to change your filter, but it's important to do it at least once a year. 

Take the first step to better health today and make sure you're changing your water filter cartridges regularly. 

Signs That Your Water Filter Needs to Be Replaced

To ensure that your water is always clean and safe, it's important to be aware of the signs that your water filter needs to be replaced. Some of the most common signs that your water filter needs to be replaced include:

  • A change in the taste or odor of your water
  • A decrease in water flow rate
  • If you notice any of these signs, it's time to replace your water filter. 

Factors That Affect the Lifespan of Your Water Filter

The lifespan of your water filter is affected by several factors, including:

The quality of your water

If your water has high levels of particulate, your water filter will need to work harder and may need to be replaced more frequently.

Water consumption

The more water you use, the more frequently you will need to replace your water filter.

Type of filter

Different types of filters have different lifespans. For example, activated carbon filters typically last for 6 to 12 months, but every brand of filters is different so there is no golden rule. 

Look closely at the rated capacity that is stated on the product by the manufacturer.  Also ensure that your filter is NSF certified standard 42 at a bare minimum.  Ideally you also want to look for NSF standard 53.

So the bottom line? One year is a good rule of thumb for filter changes.  Your filter may not be near the end of its life but it might be close.  It's like filling your car up with gas before your tank is's just peace of mind.