Zodiac Clearwater Salt Cell Cap, Blank Side, W193821
W193821 Zodiac ClearWater C Series Cell Cap, Blank Side. Female threaded cap is used on the opposite end of the Cell Housing from the Electrode Side Cap, part number W192021, sold separately. Fits C Series Clearwater salt cells by Zodiac. Mates with Cell Cap O-ring, W150041, sold separately.