Efficient and convenient filtration Bottom spring filter design easily captures large objects such as leaves, improving filtration efficiency and making removal simple so you can enjoy your pool without interruptions. Easy maintenance and longlasting durability The basket is easy to access; for optimum performance, clean or the filter every 4 to 6 weeks. With regular maintenance, this durable filter lasts 2 to 3 years. filtration performance Finely woven filter media effectively removes hair, dust, diatoms, and other debris, helping keep your pool water pristine and inviting. Wide compatibility This pool cleaner filter is compatible with Dolphin robot pool cleaners including Active 10, E10, Echo, and more. Use scenarios Residential pool during autumn leaf fall: install this filter to efficiently capture leaves and debris, reducing manual cleaning time. Pools with pets or fine hair: the finely woven media traps pet hair and small particles, helping maintain clear water between cleanings. Regular maintenance cycles: use as a replacement part to sustain cleaner performance over 2 to 3 years with routine care.