Photo 1 of TOREAD Replacement for Spa Filter Unicel 6CH-940, PWW50P3(NOT PWW50P4), Filbur FC-0359, 817-0050, 25252, 03FIL1400, 1 1/2" SAE Thread Screw in Filter, 2 Pack

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Photo 1 of TOREAD Replacement for Spa Filter Unicel 6CH-940, PWW50P3(NOT PWW50P4), Filbur FC-0359, 817-0050, 25252, 03FIL1400, 1 1/2" SAE Thread Screw in Filter, 2 PackPhoto 2 of TOREAD Replacement for Spa Filter Unicel 6CH-940, PWW50P3(NOT PWW50P4), Filbur FC-0359, 817-0050, 25252, 03FIL1400, 1 1/2" SAE Thread Screw in Filter, 2 Pack