550-4320 | Waterway Air Relief Assembly For Crystal Water Filters Pentair pump union diamond seal Supports 2-Inch Plumbing Connections: Full-flow

Supports 2-Inch Plumbing Connections: Full-flow compatibility ensures reduced resistance and enhanced system circulation

the flex pipe reduces installation time by simplifying connections to standard plumbing components

high-quality fuses that protect the internal components of the heater from electrical overloads and faults

R0591400 available now at walk-in parts counter

550-4320 | Waterway Air Relief Assembly For Crystal Water Filters Pentair pump union diamond seal Supports 2-Inch Plumbing Connections: Full-flowOEM Waterway Air Relief Assembly 550 4320 is a vital part of Waterway Crystal Water DE Filters, engineered to expel trapped air and maintain system performance. By relieving internal air pressure, this component ensures steady water flow and optimal filtration efficiency. Constructed from high quality materials to resist pool chemicals and operating pressure, it helps sustain clear water and simplifies regular maintenance. Highlights Engineered for