Compare Quick view Waterway WATERWAY | COMPLETE SAND FILTER, TOPMOUNT, CLEARWATER, 22", 55 GPM, 1-1/2" VALVE | FS022 MSRP: Was: Now: $872.55 WATERWAY | COMPLETE SAND FILTER, TOPMOUNT, CLEARWATER, 22", 55 GPM, 1-1/2" VALVE | FS022