General description The Filter Balls are a modern solution for swimming pool filtration, designed to replace traditional filter sand. Weighing only 500 grams, these filter balls can replace approximately 12 kg of filter sand, providing excellent filtration efficiency and ease of use. Made from high-quality modified fiber polyethylene, they are environmentally friendly, reusable, and can be cleaned either by machine or by hand. Technical specifications Diameter: Φ50 mm Weight: 500 grams Material: 100% polyethylene, recyclable Appearance: white, round Installation Open the filter cartridge of the sand filter system. Remove the existing filter material and clean the filter container. Fill the filter container with filter balls. Close the filter cartridge. Open the machine and start working. Usage Suitable for all sand filter systems. Ideal for swimming pools, garden pools, and aquarium cleaning. Regular cleaning enhances filtration performance. Other information 1 packet (500g) can