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NOTE: For a MADE IN USA alternative, we recommend APWC's SG-C-Cyst-FF, which shares the exact performance/specifications as the C-Cyst-FF!
Replacement cartridge for the AP Easy Cyst-FF system. 5 micron filter removes chlorine, taste/odor, sediment, parasitic protozoan cysts and has a scale inhibitor. Alternative part #: 5610428, 56104-28. Grainger Part #: 5REE7