Superior filtration: Experience unparalleled cleaning performance with our Dolphin pool cleaner filter replacement. The ultra-fine filter panel is designed to trap even the smallest particles, such as dirt, debris, and algae, ensuring that your pool water is crystal clear and inviting. This 9991467-R4 filter effectively removes contaminants, providing a healthier and more pleasant bathing environment for you and your family. Regular use of this pool filter improves the overall cleanliness and hygiene of your pool. Improved compatibility: Our Dolphin filter is designed to be a perfect pool cleaning filter replacement for various Dolphin robotic pool cleaners, including Dolphin Active 20 filters and Dolphin Explorer E30 filter models. The precise dimensions and design of this filter panel ensure a seamless fit and optimal functionality, allowing your Dolphin cleaner to operate at peak performance. Enjoy hassle-free installation and reliable operation, knowing that this Dolphin filter is specially designed for your pool cleaner. Long-lasting performance: Made of high-quality ABS and activated carbon filter cotton, this pool filter is built to withstand the rigors of pool cleaning. The robust construction ensures long-lasting performance and resistance to wear and tear. The activated carbon improves the filtration process and removes odors and chemical contaminants from the water. Invest in a pool cleaning filter that delivers exceptional value and keeps your pool sparkling clean season after season. Specifications: Color: Grey Dimensions: Length: 22.5cm, Width: 20.5cm, Height: 1.8cm Material: ABS+Activated Carbon Filter Cotton Model: 9991467-R4 Package includes: Filter panel x4