how to clean small pool filter


Author: PoolKing - Pool Sand Filter Manufacturers


When it comes to maintenance and upkeep of a small pool, the most important component to keep in top working condition is the filter. A pool filter ensures that the pool is clean and free of any debris or contaminants that might affect water quality. Unfortunately, like any other pool equipment, filters can become clogged and dirty, leading to a decrease in their efficiency. For this reason, it’s important to clean your pool filter regularly to ensure that it’s always working optimally. Here’s how to clean your small pool filter in easy steps.

1. Turn off your pool pump

Before you begin cleaning your pool filter, it’s essential to turn off your pool pump. This prevents water from flowing through the filter during cleaning, which might cause damage to the unit or make cleaning more difficult.

2. Remove the filter from the pool

Next, you need to remove the filter from the pool. If you’re unsure how to remove your filter, consult your pool’s operating manual or contact a pool technician. A small pool filter is usually located near the pool pump and can be easily disconnected.

3. Clean any visible debris

Once you’ve removed the filter, it’s time to clean any visible debris. You can use a garden hose or pressure washer to blast away any leaves, dirt, or other debris that’s accumulated on the filter. Be careful not to damage the filter cartridge while cleaning. Don’t forget to clean the filter housing too, as this can also accumulate dirt and debris.

4. Soak the filter in a cleaning solution

After the initial cleaning, it’s time to soak the filter in a cleaning solution. Mix a cleaning solution of one part muriatic acid to 20 parts water in a bucket. Alternatively, you can use a commercial filter cleaner. Soak the filter in the solution for at least an hour, or as long as recommended by the manufacturer. This helps to dissolve any stubborn dirt or grease that may have accumulated in the filter.

5. Rinse the filter

After soaking, remove the filter from the solution and rinse it thoroughly with a hose or pressure washer. Be sure to rinse the filter cartridge completely to ensure that all traces of the cleaning solution are removed. Check that the filter cartridge is fully cleaned by shining a flashlight over it.

6. Reinstall the filter

Once the filter is clean and dry, it’s time to reinstall it. Reattach the filter to the pool housing and reconnect any necessary hoses, according to your pool’s instruction manual. Turn on the pool pump to make sure everything is working correctly.


Cleaning your small pool filter is crucial in ensuring the longevity and efficiency of the filter. Following our easy six-step guide, you’ll be able to maintain your swimming pool filter in top working condition, providing you with a crystal-clear pool that your family and guests can enjoy. So, take care of your pool filter and enjoy a clean and healthy pool all year round.


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