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    Replacement Filters & Parts

    Proper maintenance is crucial to ensuring that your Dupure system continues to deliver the clean water your family has become accustomed to. Now you can order your filters and replacement parts online.

    Looking for Ultra Pure filters? Ultra Pure is now Platinum Pure! Shop below by that brand and you'll find the exact replacement for your Ultra Pure or Ultra Pure Plus in single or dual stage. Still need help? Take our Find My Filter quiz and be shown the exact replacement filters to buy.

    Quick buy
    Big Blue Carbon Block Water Softener Filter
    $89.95 Regular price $108.97 On Sale
    Quick buy
    Plastic Wrench for Standard Big Blue Filter Housing
    $14.99 Regular price $35.00 On Sale
    Quick buy
    O-Ring Replacement for Big Blue Standard 20 inch Housing
    $9.99 Regular price $19.99 On Sale
    Quick buy
    Big Blue Carbon Block Filter/Tool/O-Ring Package
    $119.95 Regular price $149.99 On Sale
    Quick buy
    Big Blue Catalytic Carbon/Chemical Reduction Water Softener Filter
    $280.00
    Quick buy
    Big Blue Chemical Reduction Filter/Tool/O-Ring Package
    $299.95 Regular price $319.95 On Sale
    Quick buy
    Ultimate Pre/Post Filters
    $99.95 Sold Out
    Quick buy
    Alkaline Filter
    $285.00
    Quick buy
    Leak Detector Sponge - 5 PK
    $14.99
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