how often does a pool filter need to be cleaned

Author: Poolking - Swimming Pool Equipment Manufacturer

Pool filters are one of the most important aspects of keeping a swimming pool clean and healthy. They work by trapping dirt, debris, and contaminants, preventing them from circulating back into the pool water. However, over time pool filters become clogged, and they need to be cleaned to maintain their efficiency. If a pool filter is left uncleaned for too long, it can cause problems such as poor water quality and even damage to the pool equipment.

In this article, we will guide you through the necessary information on how often you should clean a pool filter and why it’s important to do so.

What type of pool filter do you have?

There are three different types of pool filters: sand, cartridge, and diatomaceous earth (DE). Knowing what type of filter you have is important because it will determine how often it needs to be cleaned.

1. Sand Filters

Sand filters are the most common type of pool filter. They work by pumping pool water through a tank filled with sand. The sand acts as a filter by trapping dirt and debris while letting clean water pass through. Sand filters are the least expensive type of pool filter and require the least amount of maintenance.

How often should you clean a sand filter?

Sand filters should be cleaned at least once a year. However, if you notice a decrease in water flow or an increase in pressure on the filter gauge, it’s time to clean the filter.

2. Cartridge Filters

Cartridge filters work by pumping pool water through a pleated filter cartridge that traps dirt and debris. Cartridge filters are more expensive than sand filters but require less water to clean them.

How often should you clean a cartridge filter?

Cartridge filters should be cleaned every 6-12 months, depending on how often the pool is used. If you notice a decrease in water flow or an increase in pressure on the filter gauge, it’s time to clean the filter.

3. DE Filters

DE filters are the most expensive type of pool filter. They work by pumping pool water through a grid coated with diatomaceous earth, which traps dirt and debris. DE filters offer the best filtration but require the most maintenance.

How often should you clean a DE filter?

DE filters should be cleaned at least once a year. However, if you notice a decrease in water flow or an increase in pressure on the filter gauge, it’s time to clean the filter.

Why is it important to clean your pool filter?

There are several reasons why it’s important to clean your pool filter regularly:

1. Maintaining water quality - A pool filter is essential in removing contaminants and preventing them from circulating back into the pool water. A clogged filter can’t function properly and will allow contaminants to build up in the pool.

2. Protecting pool equipment - When a pool filter is clogged, it causes strain on the pool pump, which can lead to equipment failure. This can be costly to repair or replace.

3. Saving money - A dirty pool filter will reduce the circulation of water, which leads to higher energy costs. Cleaning your pool filter regularly will optimize the circulation of water, reducing energy costs.

How to clean your pool filter

Different types of pool filters require different cleaning methods, but the general process is the same:

1. Turn off the pool pump - This is important to avoid water flowing through the filter while cleaning.

2. Remove the filter - This may require taking the filter apart, depending on the type of filter you have.

3. Hose down the filter - Use a garden hose with high pressure to clean out the filter of dirt and debris.

4. Soak the filter - For cartridge and DE filters, soaking the filter in a filter cleaner solution will remove any build-up dirt and debris.

5. Reassemble the filter - Put the filter back together and turn on the pool pump.

Conclusion

A pool filter is an essential part of maintaining a clean and healthy swimming pool. Knowing how often to clean your pool filter will keep your pool looking and feeling great while protecting your pool equipment. Maintaining your pool filter is an investment worth making, which ultimately saves you time and money in the long run.