Darlly 50401 FC-3637 C-5637 PPM40 Filter Cartridge kempusa Hayward CL200 and CL220 compression

Hayward CL200 and CL220 compression nut set

A thermostat like this is useful because it helps the heater respond to thermal conditions while automatically returning to normal operation once the triggering condition has cleared

Val-Pak generic Purex SMBW-2072 staked center rod

A spring is one of the internal parts that helps a dial valve feel responsive and mechanically complete

Darlly 50401 FC-3637 C-5637 PPM40 Filter Cartridge kempusa Hayward CL200 and CL220 compressionA replacement filter cartridge helps maintain the debris trapping capacity the system was designed to have, and this Darlly cartridge is designed for compatible applications referencing FC 3637, C 5637, and PPM40. When a cartridge becomes restricted or worn out, filtration results can feel less reliable than they should. The grouped part references give this cartridge practical value because filter matching is most dependable when based on recognized