FILTER BALLS FOR SAND PUMP 1.5kg These filter balls are essential for anyone with a garden pool, offering quick and efficient water filtration. Made from PET material, they simplify the process of pool maintenance. A single 1.5 kg package is long-lasting, providing up to 3-4 years of use. The balls enhance water flow and reduce pump power consumption due to their low resistance. They deliver superior filtration, capturing impurities as small as 1 micron, ensuring cleaner pool water. Specifications: - Material: Polyethylene - Efficiency: 3-4 years - Application: Sand pumps - Density: 1.45g/cm3 - Porosity: 99% - Ball Diameter: 5 cm - Weight: 1.5 kg - Weight in Packaging: 1.55 kg