9991425R4 Robotic Swimming Pool Cleaner Ultra Fine Filter – 4 Pack Keep your pool water crystal clear with the durable and performance 9991425R4 Ultra Fine Filter set, designed for reliable compatibility with a wide range of Dolphin and Prowler robotic pool cleaner models. Key Features and Benefits: Compatible Models: Works seamlessly with Deluxe 4, Deluxe 5, DX5s, DX6, Discovery 99996349, Wave 75, Edge 9996359, Nautilus 99996323, Nautilus 99996323WT, Triton 99996356, Quest 99996329, Premier 99996339, Prowler 820 99996326, Prowler 830 99996346. Not Compatible With: Dolphin M400, M500, M200, Nautilus CC Plus, 9991432R4, and 9991433R4. Materials: Constructed from filtration media and tough ABS plastic for longlasting use. Size: 1014/16 inches (Length) x 52/16 inches (Width) for a precise fit in supported models. Ultra Fine Filtration: Captures even the smallest dirt particles along with larger debris, helping maintain clean, healthy pool water. Washable and Reusable: Easy to maintain; simply rinse thoroughly with a garden hose for quick cleaning and reinstallation. Performance Highlights: Removes fine dust, sand, and small organic matter that standard filters may miss. Retains larger debris such as leaves and insects to prevent clogging and maintain cleaning efficiency. Enhances circulation and cleanliness for improved enjoyment and reduced maintenance time. Use Scenarios: 1. Daily or weekly pool cleaning – Ideal for homeowners wanting consistently clear water without frequent filter replacements. 2. Seasonal deep cleaning – for removing settled fine sediment after winter or heavy storms. 3. use pools – Maintains water quality in pools subject to frequent use, such as family gatherings or community events. Package Includes: 4 pieces of 9991425R4 Ultra Fine Cartridge Filter Panels, compatible with listed robotic cleaner models. Ensure your robotic pool cleaner performs at its by using these reliable, easytoclean Ultra Fine Filters, providing consistent filtration and extended durability over repeated use.