How Many Filter Balls to Use in a Sand Filter

How Many Filter Balls to Use in a Sand Filter

Summer is here, and there’s nothing more refreshing than taking a dip in a pool. However, keeping your pool water crystal clear can be quite a challenge. Have you ever been troubled by pool water quality issues? Now, you can use filter balls instead of sand to optimize your pool filter, achieving better results while saving time and effort. This article will detail how many filter balls to use in a sand filter, and discuss strategies for selecting and using filter balls for different pool sizes, ensuring your pool stays clean and hygienic.

How Many Filter Balls to Use in a Sand Filter
Now, you can use filter balls instead of sand to optimize your pool filter, achieving better results while saving time and effort.

Working Principle of Filter Balls

Filter balls are a highly efficient filtering medium made from special materials, offering exceptional adsorption capacity. Compared to traditional sand filters, filter balls are lightweight, compact, and reusable. They trap fine debris and particles in the water through their dense fiber structure, thus purifying the water.

Strategies for Choosing Filter Balls

For Small Pools

For small family or kiddie pools, which have smaller water volumes and simpler water quality management, consider the volume and quantity of filter balls. Generally, 1 kilogram of filter balls can replace 25 kilograms of sand. When filling the filter, you can reduce the amount of filter balls accordingly based on the filter’s capacity and the pool’s water volume, ensuring optimal filtration without waste. Specifically, if your filter requires 50 kilograms of sand, you will only need 2 kilograms of filter balls to achieve the same effect.

For Medium Pools

Medium-sized pools, such as those in residential communities or private villas, have larger water volumes and higher usage frequencies. To ensure clean water quality, it is recommended to use a standard amount of filter balls to replace sand. For example, a standard medium-sized pool filter requires about 4-6 kilograms of filter balls. Ensure even distribution during filling so that each filter ball can fully exert its adsorption function. This means if the filter originally needed 100 kilograms of sand, you would need approximately 4 kilograms of filter balls instead.

For Large Pools

Large pools, such as public pools or those in fitness centers, have large water capacities, high water quality requirements, and extremely high usage frequencies. In this case, determine the amount of filter balls based on the specific pool water capacity and filter specifications. Typically, a large pool filter requires more than 15 kilograms of filter balls to ensure sufficient filtration capacity. During filling, avoid piling up the filter balls and maintain good water flow channels to enhance filtration efficiency. If your filter requires 500 kilograms of sand, you will need about 20 kilograms of filter balls.

How to Optimize Filtration Efficiency

Regular Cleaning of Filter Balls

Although filter balls have a long service life, regular cleaning is key to maintaining their high filtration efficiency. Every two weeks to a month, remove the filter balls for cleaning to remove surface and internal debris, extending their service life. When cleaning, rinse with clean water or use a specialized pool cleaner to ensure the filter balls restore their optimal adsorption capacity.

Adjusting Filtration Time

Different pool sizes require different filtration times. Generally, small pools need 4-6 hours of filtration daily; medium pools need 6-8 hours; and large pools need 8-12 hours. When using filter balls, you can slightly reduce the filtration time because their high adsorption capacity can achieve optimal filtration in a shorter time. This saves energy while ensuring clean water quality.

Using Pool Cleaners

To further enhance filtration efficiency, pool cleaners can be used in conjunction. These cleaners help break down oils and organic matter in the water, making it easier for filter balls to capture and remove fine particles, maintaining clean water quality. Adding an appropriate amount of cleaner weekly can significantly boost the efficiency of filter balls and extend their lifespan.

Adapting to Different Pool Needs

Family Pools

For family pools, using pool pump filter balls can significantly improve water quality, reducing maintenance time and costs. When filling, allocate the filter balls according to the size of the family pool to ensure optimal filtration. Small family pools usually require 1-2 kilograms of filter balls to replace traditional sand, achieving the desired purification effect.

Commercial Pools

Commercial pools, such as those in hotels and water parks, using filter balls for sand filter can increase filtration efficiency and extend equipment lifespan. Water quality management in commercial pools is stricter, making regular cleaning and replacement of filter balls essential. It is recommended that commercial pools replace the filter balls every three months and regularly check the filter’s working condition to ensure the water remains clear.

Fitness Pools

Pools in gyms and sports centers, using using filter balls instead of sand can provide higher filtration accuracy, ensuring the pool water is always clear and reducing health risks for athletes and fitness enthusiasts. Fitness pools are often used frequently, so it is advisable to clean the filter balls monthly and replace them as needed based on actual usage.


Are you still troubled by how to keep your pool water clean? TBPFilter High-Efficiency Pool Filter Balls are your best choice. Our filter balls not only replace traditional sand to improve filtration efficiency but also save time and costs. TBPFilter filter balls offer high adsorption capacity, are lightweight and easy to install, making them ideal for pools of all sizes. Try TBPFilter filter balls now and give your pool water a fresh new look, enjoying worry-free pool time! Purchase our filter balls to experience superior filtration performance and convenient maintenance, allowing you to effortlessly maintain a clean and clear pool. Join us and enjoy the endless fun of having a clean pool!