General description Filter Balls are an innovative alternative to traditional filter sand, providing a more efficient and effective filtration solution for swimming pools, filter pumps, and aquariums. With just 700g of filter balls, you can replace the filtering power of 25kg of filter sand or 20kg of filter glass, significantly reducing the amount of material needed for filtration. Technical specifications Weight: 700g Replaces: 25kg of filter sand or 20kg of filter glass Filters particles down to: 1 micron Compatibility and accessories Universal compatibility with most filter boilers Suitable for sand filter pumps in salt water Usage Ideal for swimming pools Effective for filter pumps Applicable in aquariums Other information Made from 100% polyethylene material, allowing for washing and reuse Filters grease from water for remarkable cleanliness Helps save energy, costs, and other pool accessories