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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
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Description
4 Pack Carbon Filters Compatible with Model 4, Cat Litter Box Filters Replacement to Absorb Odors Control Damp from Pets and Keep Home FreshAbout This Activated carbon Compatible ModelsThis activated carbon filter are compatible with model 4 and for model 4 connect, which can reduce better odor and get fresher air. Pet Friendly MaterialOur filter replacement for cat litter box adopts fiber activated carbon with millions of tiny pores, which increases high absorption and makes the filtration performance more powerful. In addition, this carbon pre filter is non toxic and tasteless,
About This
- Activated carbon
- 【Compatible Models】This activated carbon filter are compatible with model 4 and for model 4 connect, which can reduce better odor and get fresher air.
- 【Pet-Friendly Material】Our filter replacement for cat litter box adopts fiber activated carbon with millions of tiny pores, which increases high absorption and makes the filtration performance more powerful. In addition, this carbon pre filter is non-toxic and tasteless, environmentally friendly, and safe for pets.
- 【Reduce Odors at Home】This cat litter box filters are aimed at controlling the odor of the litter drawer, reducing the impact of unpleasant water from pets on the air, neutralizing odors in the home and maximizing a fresh home atmosphere. Activated carbon charcoal pads trap urine and feces odors in their pores so your home smells clean and fresh.
- 【Easy to Use】You just need to remove the old filter sponge and replace it with the new charcoal litter box filters to finish the installation, which only takes a few minutes without any additional tools and knowledge.
- 【4 Pcs for 4 mth】We offer 4 carbon filters fit for model 4 and can replace according to your cat's usage patterns. However, in order to best control the odor, it is recommended to replace it once a month, so that your litter box filter system will last about 4 months.
Overview
- Brand : QUEARN
- Capacity : 19.87 g
- Unit Count : 4.0 Count
- Recommended Uses For Product : LR 4
- Material Feature : Biodegradable
- Color : 4 Pcs for LR 4
- Material : Activated carbon
- Item Form : solid
- Scent : Nothing
- Number of Items : 1
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 5
Fantastic Filters!!
Style: 20x25x1
Great filters for my 5 ton unit- well made and designed for airflow and hold up! Very well! MUCH BETTER than Lowes or HD FILTERS
Whistling stopped when I changed to the filters!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
★★★★★ 5
A lot of quality filters for little cost.
Style: 16x20x1, Style: 16x20x1
Been using these for months, great quality. No issues what so ever. I compared price to the 2 main big box stores and this is the best for your bucks. You get a lot more and they are of the same quality. I used to get mine from a big box store with military discount of 10% and this is still a better deal. They fit exactly like the filter I took out, so size is the same. I live FL and run my AC constantly. These last about 2-3 months each. They do no lose their rigidity. They are built with very high quality material. They catch a lot of dust, you can see how dirty they are when replaced.
PROS
- great quality and last 2-3 months in my AC running constantly
- you get a lot for your money when compared to the big box stores
- catch a lot of dirt, filters are really dirty after use
- very rigid which makes it easy to installation
- reinforced wire mesh
CONS
- None
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Reviewed in the United States on May 31, 2026
★★★★★ 5
Top quality filters at a good price.
Style: 20x30x1
These filters are good quality. They are reinforced and hold their shape. They fit perfectly in my filter holder.
The thing I like is that the filters were bundled together and shipped in a sturdy box. Other filters I have ordered showed up in a flimsy box and were damaged.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Excellent to have on hand
Style: 16x25x1
Excellent, time-saving purchase. Sturdy, easy to install.
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Reviewed in the United States on May 27, 2026
★★★★★ 4
Great Fit and Noticeable Air Quality Improvement
Style: 12x24x1
I purchased the Filterbuy 12x24x1 MERV 8 air filters and have been very happy with them so far. They fit perfectly in my HVAC system without any gaps or issues during installation.
After replacing my old filters, I noticed the air in my home feels cleaner and there seems to be less dust settling around the house. They do a good job of capturing everyday particles and allergens while still allowing good airflow.
Overall, this is a reliable and cost-effective 4-pack of filters. Solid quality, easy to install, and a noticeable improvement in air freshness. I’ll definitely be ordering again.
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Reviewed in the United States on April 30, 2026
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