- Compatible with Multiple Models : This water filter is designed to fit a wide range of Dolphin Robotic Pool Cleaners, including Active 20, Active 30, Active 30i, Active 40, Active 60, Advantage Ultra, Discovery, Explorer E30, Explorer E50, Explorer E70, M600, Mercury, Premium, Proteus DX4, Proteus DX5i, Prowler 920, Prowler 930, Prowler 930W, Quantum, S200, S300, S300i, S400, T35, T45, T55i, Triton PS, Triton PS Plus, Warrior SE, and Warrior SI. Part number: 9991467R4. - Durable Construction : Built with an ABS plastic frame, this filter offers exceptional strength and durability, ensuring a reliable performance without the risk of breakage during operation. - Solid Design : Enhanced with thick pleated fabric and a robust plastic support frame, this filter maintains its shape, even under the pressure of pool water. It is engineered for sustained performance without deformation. - Easy Maintenance : Clean the filter effortlessly using a garden hose, allowing for easy reuse and significant extension of its lifespan. For optimal effectiveness, rinse the filter every 4 to 6 weeks. Practical Applications : - Ideal for regular pool maintenance, this filter ensures that all debris and dirt are efficiently captured, improving water clarity and quality. - Perfect for both residential and commercial pools, making it an essential tool for pool service professionals who demand reliable and effective cleaning solutions. - An excellent choice for pool owners who desire longevity and simplicity in maintenance, reducing the hassle of frequent filter replacements.