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Water Filter Adapters & Couplers

Adapters and Couplers by DiscountFilterStore.com

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  1. W2391068 Doulton Diverter valve

    W2391068 Doulton Diverter Valve For Countertop Water Filters

    Fits all Doulton plastic countertop (HCP) water filtration systems Learn More
    $36.99
  2. W2395982 Doulton Replacement Knob
  3. W2110880 Doulton Candle Replacement Washer

    W2110880 Doulton Ceramic Candle Filter Replacement Washer

    Fits all Doulton long mount filter candles Learn More
    $3.99
  4. W2395740 Doulton Cobra Clip
  5. W2395809 Doulton Grommet

    W2395809 Doulton Grommet For Gravity Filters

    $2.99 Retail Price:  $3.32

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