Rated 4.9 (38,000+ cat parents)

4-Stage Replacement Filters Pura

4-Stage Replacement Filters Pura

Keep your PuraCats Fountain flowing with ultra-clean, oxygenated water. Our advanced 4-stage replacement filters are strictly designed to protect your cat's kidney and urinary health.

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4-stage ultra-pure filtration

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Removes hair, metals & odors

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Keeps every sip safe & fresh

 

HEALTHY HYDRATION PLANS

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    4x / 8x / 12x PuraCats 4-Stage Replacement Filters & Sponges: Advanced quad-filtration units designed to actively trap hair, heavy metals, bad odors, and invisible impurities, ensuring your cat always has access to crystal-clear, ultra-pure water.

    Use the flexible grid system to create any layout. Each block can be placed in any of the columns.

    4-Stage Replacement Filters Pura

    4-Stage Replacement Filters Pura

    Regular price $29.99
    Regular price $29.99 Sale price $39.99
    SAVE 25% Sold out

    PuraCats utilizes an advanced 4-stage purification system designed to keep your cat’s water fresh, oxygenated, and perfectly safe all day long.

    Each filter combines a high-density microporous cotton mesh, premium activated carbon, and ion-exchange resin to target common tap-water contaminants and protect your cat's kidney health:

    • Traps hair, debris, and sediment immediately before they reach the drinking surface.
    • Removes up to 99.9% of chlorine, eliminating bad tastes and odors that often deter picky felines from drinking.
    • Eliminates heavy metals like calcium and magnesium to soften the water, helping to prevent urinary tract infections (UTIs) and kidney stones.
    • Filters invisible impurities continuously as the dual-stream water circulates.

    Because the water is filtered continuously, it stays pristine throughout the day, not just right after a refill.

    To guarantee maximum effectiveness and prolong the life of your stainless steel fountain, filters and sponges should be replaced every 2 to 4 weeks.

    Use the flexible grid system to create any layout. Each block can be placed in any of the columns.

    • Advanced 4-Stage Filtration System: Includes a microporous cotton mesh, premium activated carbon, ion-exchange resin, and a dedicated pre-filter sponge.
    • 4-Pack: 2 months of clean water supply.
    • 8-Pack: 4 months of clean water supply.
    • 12-Pack: 6 months of clean water supply (Best Value).

    For optimal performance and to keep your PuraCats Fountain running silently, we highly recommend replacing the filter and sponge every 2 to 4 weeks.

    Use the flexible grid system to create any layout. Each block can be placed in any of the columns.

    PROCESSING & DELIVERY TIMES

    • Processing Time: 1-3 days after order placement due to high demand.
    • Shipping Time:
    • Free Economy Shipping: 8-12 business days (domestic & international standard).
    • Standard Shipping: 5-7 business days
    • Express Shipping: 2-4 business days

    30-DAY RETURN GUARANTEE

    If you're not satisfied with your gear - send it back within 30 days of delivery. Return shipping is covered by the customer (unless the product is defective).

    Use the flexible grid system to create any layout. Each block can be placed in any of the columns.

    View full details

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    Data Doesn't Lie

    What Every Cat Parent Should Know

    33%

    1 in 3 cats will develop kidney disease in their lifetime. Proper daily hydration is one of the most effective ways to help prevent it.

    60%

    of cats are at higher risk for urinary tract infections when they don't drink enough water each day.

    96%

    of cats drink more water when provided with flowing water that mimics a natural stream — just like the dual streams of the PuraCat Fountain.

    *Based on customer feedback and veterinary research.

    Give Your Cat More Healthy Years with PuraCats

    Our 4-stage filtration system removes odors, bacteria, and invisible biofilm that make cats avoid their water bowl. Paired with dual streams and oxygen infusion, it mimics a fresh natural stream — irresistible to even the fussiest cats. Cat owners report their cat's water intake increased significantly within days, helping prevent painful urinary blockages before they start.

    "I used to change the water twice a day and my cats still wouldn't drink much. The 4-stage filter actually works—it removes all the odors and impurities. Now they treat it like a fresh natural stream, and I have total peace of mind knowing their kidneys are protected."

    Jessica M., multi-cat owner

    Easy Assembly Guide

    The PuraCats 4-Stage Filter removes heavy metals, dirt, hair, and bacteria — so every sip is clean, fresh, and irresistible to even the pickiest cats.

    Protect Your Cat's Health With One Simple Upgrade

    Dehydration is the leading cause of feline health issues. Our flowing fountain naturally encourages your cat to drink more, keeping them hydrated, healthy, and happy.

    Keep Your Cat Hydrated The Puracats Way

    Encourage healthy hydration with Puracats. Our multi-layer filter removes odors and impurities, ensuring your cat drinks more every day.

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    Odor-free: Tastes exactly how cats like it.

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    Easy upkeep: Swap the filter every 14 days.

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    Protects Health: Reduces the risk of kidney issues & UTIs.

    Ultra-Pure Water. Zero Odors

    Experience the Puracats difference. The powerful 4-layer filter removes

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    Removes hazards: Clears hair, dirt, and heavy metals.

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    Improves taste: Fresher water for picky drinkers.

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    Protects health: Supports urinary health and daily hydration.

    Designed to boost hydration and support long-term feline health.

    Frequently Asked Questions

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    How often do I need to change the filters?

    We recommend replacing the filterevery 7 daysfor optimal freshness.

    Each filter captures hair, dust, litter particles, and microscopic debris that would otherwise accumulate in the water — the same contaminants that drive cats to reject their water source.

    With a quarterly subscription ($48 every 90 days), fresh filters are delivered to your door automatically at the lowest per-filter cost. You'll never have a gap where your cat is drinking through a spent filter, and you can cancel or pause anytime.

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    Is Puracats safe for cats?

    Yes. The Puracats fountain is made from premium 304 food-grade stainless steel, is completely BPA-free, and is designed to prevent bacteria, slime, and mold commonly found in traditional plastic bowls.

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    Will my cat actually drink more water?

    Absolutely. Most cats naturally prefer flowing water. Puracats’s dual-spout design provides two continuous streams to trigger that natural instinct, which is why 96% of cats drink significantly more water compared to using still bowls.

    96% of cats drink more from a Cattasaurus compared to a still bowl.


    Here's why: cats evolved to associate moving water with safety and still water with contamination. The faucet-style spout mimics the falling stream that triggers their instinctual drinking response. The water also picks up oxygen on the way down, making it taste fresher and cooler.


    And because the stainless steel surface doesn't develop the invisible biofilm that colonizes plastic within days, your cat won't detect the "pond smell" that makes them avoid their old fountain or bowl. Most owners report noticeably increased drinking within the first 48 hours.

    The pump runs at under 25 dB —quieter than a whisper, quieter than the hum of your refrigerator. Even cats who bolt at the sound of a plastic bag won't be disturbed. Many owners place the fountain in their bedroom and sleep right next to it. If pump noise was why your cat avoided a previous fountain, that problem is gone.

    Our support team responds to every inquiry within 24 hours — most are answered much sooner.

    Whether you have questions about setup, filter timing, ideal placement in your home, or which flow mode works best for your cat, we're here.

    We've helped thousands of cat owners optimize their fountain setup for maximum water intake. Just reach out.

    Under 2 minutes by hand, or toss the stainless steel basin and reservoir straight into the dishwasher.

    No tiny crevices, no hidden parts, no hard-to-reach corners where residue builds up.

    And because 304 stainless steel is non-porous, there's no biofilm colonizing micro-scratches the way it does on plastic — so when you clean it, it's actually clean. Not "looks clean but isn't" clean.

    135 oz — enough for 12 to 13 days of water for a single cat, or roughly 6 days for a two-cat household.

    For multi-cat homes, many owners place two fountains in separate locations. Cats naturally prefer drinking away from each other (territorial instinct), so splitting the water supply actually increases total intake across all your cats.

    The quarterly subscription includes a free second fountain at 90 days, making a two-fountain setup easy to build.

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