Pool Filter Cartridges for Waterways 817-0050 Accessories Durable Compact
PLF6CH-940 compatible PWW50P3 (Not PWW50P4), 6CH-940, Filbur FC-0359, Waterway Plastics 817-0050. for Waterways 817-0050. We'd like to settle any problem in a friendly manner. Filtration Area: 45 sq. ft.