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What's included & how it works

Fits: PureSpring stainless-steel fountain · Filtration: triple-layer (cotton + activated carbon + ion-exchange resin)
Lifespan: swap every 2–4 weeks depending on cats · 4-Pack: ~1 month · 8-Pack: ~2 months
Swap: lift the pump cover, pop the old filter out, click the new one in — under 2 minutes

PureSpring Filters — keep the water clean and fresh — never let the fountain run dry

★★★★★ 4.9/5 — fountain owners reorder
91+ in stock — ready to ship

🚰 Triple-layer filtration — hair, debris & bad taste gone

💧 Soft, fresh-tasting water your cat actually wants to drink

🔁 Easy 2-minute swap — snaps right back in

Choose your pack

4-pack (1 month) $24.99One month of clean water — try it.
8-pack (2 months)MOST POPULAR $39.99Two months of clean water — the popular pick.
20-pack (5 months)BULK $84.99$99.99Save $15.00Five months stocked up — buy once, skip reorders for months. Locks in the lowest one-time price.
Subscribe & SaveBEST VALUE $29.99$39.99Save $10.00Recurring every 2 months — cancel or pause anytime
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Order in the next --:--:-- — ships today Delivery in 5–8 days
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Order today — estimated delivery between - and - (5–8 days). Subscriptions ship automatically every 2 months.

3-layer carbon replacement filters for the PureSpring fountain. Subscribe and they arrive automatically — cancel or pause anytime.

View full details

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

Free shipping over $59

Subscribe & save 25%

Cancel or pause anytime

Never run out of clean water

Fits the PureSpring fountain

A fountain is only as fresh as its filter.

Over a couple of weeks, fur, dust and minerals build up — the water turns slimy and your cat quietly drinks less. A fresh filter keeps the water clear, soft and tasting clean, so they keep drinking.

The hard part isn't swapping the filter — it's remembering to. Subscribe and a fresh 8-pack arrives every 2 months, at 25% off. No reminders, no last-minute reorders, no slimy bowl.

  • Never run out

    A fresh 8-pack arrives automatically every 2 months — your fountain is never without a clean filter.

  • Save 25%

    $29.99 per 8-pack on subscription instead of $39.99 — the lowest price per filter.

  • Free shipping

    Every subscription delivery ships free, straight to your door.

  • Full control

    Skip, pause, or cancel anytime from your account — no commitment, no fees.

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What cat parents are saying

Filters & subscription — your questions

How often should I change the filter?

Every 2–4 weeks depending on how many cats drink from it. The 4-pack lasts about a month, the 8-pack about two — which is exactly the subscription cadence.

How does the subscription work?

Choose Subscribe & Save and a fresh 8-pack is delivered every 2 months for $29.99 (vs $39.99 one-time). You can skip, pause, or cancel anytime from your account.

Will these fit my fountain?

Yes — they're made for the PureSpring stainless-steel fountain and click straight into the pump housing.

Can I cancel the subscription?

Anytime, in a couple of clicks from your account — no fees and no questions. You're always in control.

Fresh water, handled — risk-free.

Covered by our 30-day money-back guarantee. Subscribe, and you can change your mind anytime — skip, pause, or cancel in seconds.