I'll admit I was one of those people who ran a fountain filter way longer than recommended because reordering single filters felt like a hassle every single time. This 12-pack solved that completely, it's basically a year of maintenance handled in one order. The filtration itself does a great job, water that used to get a faint funky smell by week three now stays fresh looking and smelling the whole cycle. Including the sponges was a smart move on their part since that's the piece everyone forgets exists, myself included until I read the packaging. Swapping them out takes maybe thirty seconds once you get the hang of it, no tools or fuss involved. Compatibility with our stainless steel fountain was seamless, dropped right in with zero adjustment needed. If you've been slacking on filter changes like I was, this pack basically removes the excuse.
Filter Duty — Replacement Filters Sponges, 12-Pack
Filter Duty — Replacement Filters Sponges, 12-Pack
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Fast & Tracked Delivery
30-Day Satisfaction
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Loved by 20,000+
Happy Customers
The part of fountain ownership nobody plans for: a filter that quietly stops working while the fountain keeps running.
- 6-layer filtration, pulls hair, dirt and odor before it reaches the bowl.
- Includes matching filter sponges, the piece most people forget to replace.
- Compatible with the Water Office line of stainless steel fountains.
- A 12-pack lasts months, not weeks, so restocking isn't a monthly chore.
- Contents: 12 filters and matching sponges
- Replace: every 4 to 6 weeks for best flow and odor control
Also available as a recurring Filter Club subscription, delivered every 60 or 90 days.
Approved by Minho. Inspected by Ralph.
FAQ
- Which fountains is this compatible with?
- The Water Office line of stainless steel fountains.
- How long does a 12-pack last?
- Replacing a filter every 4 to 6 weeks, a 12-pack covers roughly a year of upkeep for one fountain.
- Can I set up recurring delivery?
- Yes, through the Filter Club subscription, delivered every 60 or 90 days so you don't have to remember.
PACKED WITH LOVE ❤
Every Minho & Ralph order is carefully packed to ensure it arrives safely and ready to delight you and your cat. From our store to your home, every detail is handled with the care your feline deserves.
Customer Reviews
Overall rating: 4.9 / 5 from 39 reviews.
water smell is gone completely after switching filters
Caroline N. 5/5 Verified
finally remembered to change it thanks to the reminder in the box
Aria W. 5/5 Verified
12-pack means i don't have to think about this for months
Adam C. 5/5 Verified
water smell is gone completely after switching filters
Danielle H. 5/5 Verified
Six layer filtration actually does something, our fountain used to get a faint smell by week four and now it stays fresh the whole cycle.
Taylor S. 5/5 Verified
Been using our fountain for months and never thought about the filter until the water started smelling a little off. Swapped one of these in and the difference was immediate.
Logan T. 5/5 Verified
fits my fountain perfectly, water's noticeably clearer within a day
Amelia J. 5/5 Verified
subscribed through filter club and now i never run out
Megan H. 5/5 Verified
Great value buying in bulk instead of ordering single filters every month like we used to.
Avery M. 5/5 Verified
12-pack lasts forever if you're only running one fountain, I'm barely a third through it after several months of regular changes.
Mila H. 5/5 Verified
does exactly what it says, water stays clear way longer
Austin F. 5/5 Verified
sponges included is such a nice touch, always forget those
Sarah B. 5/5 Verified
sponges included is such a nice touch, always forget those
Brooklyn J. 5/5 Verified
Really happy with how these perform, water stays fresh so much longer now. Just wish customer service had responded faster when I asked about a delayed order.
Bella R. 3/5 Verified
We'd been buying random generic filters for our fountain for a while and never really thought about whether they were doing much. Switched to this pack and the difference in water clarity and smell was obvious within days. The six layer filtration actually seems to catch the hair and debris before it builds up, where before we'd notice a faint smell creeping in by the third or fourth week. Getting the matching sponges included was a nice surprise too, I always forget those need replacing on their own schedule and usually just keep using an old grimy one way longer than I should. A 12-pack sounds like a lot but at a replacement every four to six weeks it's genuinely going to last close to a year for our single fountain setup. Wish I'd made the switch sooner instead of settling for whatever generic filter showed up first in search results.
Harper W. 5/5 Verified
Fits my fountain perfectly and performs well, just took me a minute to figure out which side faces up when installing the first one.
Katherine S. 4/5 Verified
We'd been buying random generic filters for our fountain for a while and never really thought about whether they were doing much. Switched to this pack and the difference in water clarity and smell was obvious within days. The six layer filtration actually seems to catch the hair and debris before it builds up, where before we'd notice a faint smell creeping in by the third or fourth week. Getting the matching sponges included was a nice surprise too, I always forget those need replacing on their own schedule and usually just keep using an old grimy one way longer than I should. A 12-pack sounds like a lot but at a replacement every four to six weeks it's genuinely going to last close to a year for our single fountain setup. Wish I'd made the switch sooner instead of settling for whatever generic filter showed up first in search results.
Sydney R. 5/5 Verified
No compatibility issues at all, dropped right into our stainless steel fountain like it was made for it, which I guess it was.
Alexis A. 5/5 Verified
Our fountain runs constantly with two cats sharing it, so the filter takes a beating faster than I expected when we first got it. This 12-pack has been a lifesaver for actually keeping up with the recommended four to six week replacement schedule instead of stretching it out too long like I used to. Water clarity noticeably improves every time I swap in a fresh one, and the odor that would start creeping in toward the end of a filter's life just doesn't happen anymore since we're staying ahead of it. Having the sponges included saves an extra purchase and honestly they need replacing just as often as the filter itself, something I didn't fully appreciate before. Compatibility with our stainless steel Water Office fountain was exactly as advertised, no trimming or adjusting required. Ended up signing up for the recurring Filter Club delivery too since it's one less thing to remember on top of everything else.
Tiffany C. 5/5 Verified
Having a year's worth of filters on hand means one less thing to remember to reorder, which honestly matters more than I expected.
Elizabeth O. 5/5 Verified
Replacing these every month or so is easy enough that I've actually stuck to the schedule for once, unlike with our old fountain's filters.
Savannah J. 5/5 Verified
Honestly didn't think much about fountain filters until ours started smelling a bit off and I realized we'd been running the original one for way longer than we should have. Ordered this 12-pack mostly out of convenience and it's turned out to be one of those small purchases that actually makes a noticeable difference. The six layer filtration genuinely keeps the water looking and smelling fresh through the full replacement window, no more funky smell creeping in during week three or four like before. Matching sponges being included solved a problem I didn't even realize I had, since I'd just been reusing an old grimy one indefinitely. Fits our fountain perfectly with zero adjustment needed, and having a dozen on hand means I won't be scrambling to reorder for close to a year. Setting up the subscription afterward means I genuinely never have to think about this again, which is exactly what I wanted from a maintenance product.
Jenna R. 5/5 Verified
No compatibility issues at all, dropped right into our stainless steel fountain like it was made for it, which I guess it was.
Sydney T. 5/5 Verified
Having a year's worth of filters on hand means one less thing to remember to reorder, which honestly matters more than I expected.
Sofia P. 5/5 Verified
easy swap, takes like thirty seconds
David B. 5/5 Verified
Replacing these every month or so is easy enough that I've actually stuck to the schedule for once, unlike with our old fountain's filters.
Riley W. 5/5 Verified
Fits our Water Office fountain perfectly, no surprises with sizing like I worried about ordering online.
Natalie O. 5/5 Verified
The odor control on these is noticeably better than the generic filters we tried before switching to this brand.
Elizabeth P. 5/5 Verified
subscribed through filter club and now i never run out
Claire G. 5/5 Verified
Set up the Filter Club subscription after buying this pack once and now I genuinely never think about running out.
Savannah C. 5/5 Verified
Maintaining a fountain always felt like the one chore I'd let slide until the water started looking cloudy, so buying a full year's worth of filters upfront has actually fixed that problem for me. These fit our Water Office fountain without any fuss, no measuring or guessing involved, just pop the old one out and the new one in. The sponges being included matters more than I expected, I used to just rinse the old one and call it good enough, but having fresh ones on hand every time makes a real difference in how clean the water stays. Six layer filtration genuinely seems to hold up for the full four to six week window before I notice any drop in performance. Ended up setting up the Filter Club subscription too so restocking is now completely off my plate. Would recommend to literally anyone who owns one of their fountains and has been putting off filter maintenance.
Scarlett P. 5/5 Verified
Set up the Filter Club subscription after buying this pack once and now I genuinely never think about running out.
Emma W. 5/5 Verified
The sponges included are honestly the best part, I always forget to replace those separately and they matter just as much as the filter itself.
Victoria W. 5/5 Verified
Great filtration, noticeable difference in water clarity. Wish the box included a simple reminder sticker or schedule since I still have to set my own calendar alert.
Avery J. 4/5 Verified
Does the job well, water stays cleaner for longer. Only gripe is the packaging is a little bulky and hard to store neatly in a small cabinet.
Nicole W. 4/5 Verified
Water clarity improved noticeably within the first day of swapping in a fresh filter, hadn't realized how much the old one had degraded.
Taylor B. 5/5 Verified
Great value buying in bulk instead of ordering single filters every month like we used to.
Brittany P. 5/5 Verified
I'll admit I was one of those people who ran a fountain filter way longer than recommended because reordering single filters felt like a hassle every single time. This 12-pack solved that completely, it's basically a year of maintenance handled in one order. The filtration itself does a great job, water that used to get a faint funky smell by week three now stays fresh looking and smelling the whole cycle. Including the sponges was a smart move on their part since that's the piece everyone forgets exists, myself included until I read the packaging. Swapping them out takes maybe thirty seconds once you get the hang of it, no tools or fuss involved. Compatibility with our stainless steel fountain was seamless, dropped right in with zero adjustment needed. If you've been slacking on filter changes like I was, this pack basically removes the excuse.
Anna P. 5/5 Verified

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