1400g Filter Balls for Swimming Pool Filter Ball for Outdoor Swimming Pool Fiber Filter for Swimming Pool Filter Filtering Sand Filter Ball for Swimming Pool 1400g ♣By using the filter ball, you can greatly improve the water quality and health status of the swimming pool. ♣If you are looking for a practical and versatile swimming pool filter ball, you should choose our new generation of filter ball, which is lighter, more efficient, has excellent filtration performance and environmental protection. ♣ The filter ball has an extremely high adsorption capacity and is suitable for all sand filter systems! ♣The filter ball is lightweight and easy to handle Replacement instructions: 300g instead of 10kg filter sand 500g instead of 18kg filter sand 700g instead of 25kg filter sand 1000g replace 36kg filter sand 1200g replace 43kg filter sand 1400g replace 50kg filter sand Material: 100% polyethylene Diameter: 5cm Product packaging: 1400g filter ball Note: If the outlet diameter is larger