how often to replace swimming pool filter cartridges

Author: Poolking - Swimming Pool Equipment Manufacturer

Swimming pools are perfect for beating the heat, entertaining guests, and getting some exercise. However, it is essential to maintain your pool's cleanliness to ensure that it remains safe and enjoyable for you and your family. One of the most crucial components in keeping the pool clean is the filter cartridge.

The filter cartridges work to remove debris, dirt, and other matter from the pool water, keeping it clear and hygienic. But just like any other pool component, these cartridges wear out over time and may need to be replaced. In this article, we will discuss how often you should replace your swimming pool filter cartridges.

Why is replacing filter cartridges important?

When you fail to replace your filter cartridges regularly, they become clogged and less effective in filtering out contaminants from the pool water. This results in a reduced flow rate leading to increased pressure on the pool pump, resulting in decreased pool water circulation. Clogged filters also make the pool owner increase the frequency of backwashing, and this only leads to more wear and tear on the filter and pool pump.

So, how often should you replace your filter cartridges?

There is no exact time frame for when to replace your pool filter cartridges. The frequency with which you need to replace your filter cartridge depends on several factors, such as the size of the pool, the frequency of use, and the type of filter you have installed. Most manufacturers produce filter cartridges that will last for two to three years under typical usage conditions. However, you should monitor the cartridges and replace them when necessary.

The following factors will help you determine when to replace your filter cartridge:

1. Type of filter:

The type of filter that you use for your swimming pool should help you determine the frequency of cartridge replacement. A sand filter will require replacing every four to six years, depending on usage, while a Diatomaceous Earth filter will require more frequent replacements than sand filters.

2. Frequency of use:

Regular use of your pool will require that you replace your filter cartridges more frequently than if you use it less frequently.

3. Size of pool:

The bigger the size of your pool, the faster your filter cartridge will become clogged, and the more frequently you'll need to replace it.

4. Chemical balance in the pool:

The chemical balance in your pool also affects the longevity of your filter cartridge. Imbalanced chemicals could result in cartridges becoming clogged quicker.

5. Sanitation solution:

Using granular chlorine in your pool may lead to filter cartridge wear and may cause you to replace your cartridges more frequently.

How to replace your filter cartridges.

Replacing your filter cartridges is a straightforward process that you can complete with a few tools and patience. Here's how to proceed:

1. Turn off the pool pump and discharge the pressure from the system by opening a valve or removing the air valve from your cartridge filter.

2. Remove the filter head using an adjustable wrench or similar tool.

3. Remove the old filter cartridge and dispose of it correctly.

4. Clean the filter canister with a soft brush, taking care not to damage the filter's internal grids.

5. Install the new filter cartridge and make sure that it fits correctly.

6. Replace the filter head and ensure that it is secure.

7. Turn on the pump and check for leaks.

Conclusion

Replacing your filter cartridge is a crucial step in maintaining your swimming pool's hygiene and performance. While there is no set timeline for this, you should observe your pool filter and know when to replace it. Observing the above factors will help you determine when your filter cartridges need replacing. When replacing, dispose of the old filter correctly and remember to keep your pool clean regularly.