Hayward Swimclear C2030 Filter Cartridge [4-Pack] (CX481XREPAK4) cmp and compression swing design give

and compression swing design give this valve practical value because check valves work best when the replacement matches the plumbing size and the system benefits from visible internal inspection

and HydroStorm applications

Dry-fit plumbing parts where possible

and this Magic Plastics UniBody version features a 2 inch union by 2 inch spigot configuration with an 80 psi rating using the 0517-20 reference

Hayward Swimclear C2030 Filter Cartridge [4-Pack] (CX481XREPAK4) cmp and compression swing design giveThe Hayward SwimClear filter cartridge set is designed for compatible C2030 filter applications where the full group of replacement cartridge elements is needed. A cartridge set is useful because it allows all cartridges in the filter to be replaced together, supporting balanced filtration and more dependable overall system performance. This replacement is especially useful when the original cartridges are torn, clogged beyond cleaning, collapsed, or