Maytronics Dolphin Ultra Fine Cartridge Filter | 9991432-R4 Pop-Up Valve Replacement Parts PHOSfree® works directly in the

PHOSfree® works directly in the filter to capture and eliminate phosphates without clouding the water

helping to prevent clogs and improve overall water circulation

you can ensure your pool's valves operate smoothly and efficiently

making it ideal for both residential and commercial pool applications

Designed as a direct replacement part for Rola-Chem feeder and pump models requiring this size tube

Maytronics Dolphin Ultra Fine Cartridge Filter | 9991432-R4 Pop-Up Valve Replacement Parts PHOSfree® works directly in theMaytronics 9991432 R4 Ultra Fine Debris Filter Panels (4 Pack, Large Spring Style) for Dolphin Robotic Pool Cleaners Genuine Replacement The Maytronics 9991432 R4 is a genuine Dolphin ultra fine debris filter panel kit that includes 4 replacement filter panels. These are commonly listed as large spring style ultra fine filter panels used in compatible Dolphin robotic pool cleaners to capture very small debris such as dust, silt, sand, and algae. Key