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FLT4825 HEPA Filter B Replacement Compatible with Guardian Air Purifier Models AC4825 AC4825E AC4825W AC4300 AC4800 AC4850PT AC4850 AC4900 AC4820 AP2200CA, 4 HEPA Filters + 8 Carbon Pre-Filters
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AI Verdict
This 4-pack of FLT4825 HEPA filters and 8 carbon pre-filters offers 99.97% filtration down to 0.3 microns for compatible Guardian air purifiers, making it a budget-conscious choice for maintaining air
This filter set is a strong fit for users with compatible Guardian air purifiers looking for an economical alternative to OEM filters. It delivers 99.97% filtration down to 0.3 microns and includes activated carbon for odor control, matching the core needs for air purification. The high-value pack with 4 HEPA and 8 carbon filters offers extended use.
If you prioritize guaranteed OEM fit and performance above cost savings, look for filters explicitly labeled as 'Genuine GermGuardian' replacements.
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Pros
- Captures 99.97% of dust, pollen, pet dander, and wildfire smoke particles down to 0.3 microns from the air.
- Includes activated carbon pre-filters that absorb volatile organic compounds and reduce odors from smoking, cooking, and pets.
- Features advanced 3 layers of filtration with a nano fiber layer for particles below 0.3 microns.
- Comes as a high-value pack with 4 HEPA filters and 8 activated carbon pre-filters.
- Designed for easy assembly and replacement, solvable in a few minutes.
- Compatible with a wide range of Guardian Air Purifier Models including AC4825E, AC4825W, AC4300, AC4800, AC4850PT, AC4900CA, AC4820, and AP2200CA.
Cons
- These are not original manufacturer filters, which might concern users who prefer OEM parts.
- HEPA filters require replacement every 6 to 8 months, and pre-filters every 2 to 3 months, which is a frequent maintenance schedule.
- Requires manual resetting of the filter indicator by holding the UV button for 5 seconds after replacement.
Dimension Scores
The filters capture 99.97% of particles down to 0.3 microns and include a nano fiber layer for finer particles, alongside activated carbon for odors.
The filters are designed for easy assembly and replacement, taking only a few minutes, though a manual reset of the indicator is required.
The filters feature special seamless sealing technology and a plastic frame for strong sealing, but they are not OEM parts.
As replacement filters, they do not directly consume energy, and no Energy Star certification is mentioned for the product itself.
Best For
- Owners of compatible Guardian air purifiers seeking a cost-effective filter replacement option.
- Households with pets or smokers needing consistent odor reduction.
- Individuals sensitive to allergens, dust, or wildfire smoke requiring 0.3 micron particle filtration.
Not Recommended For
- Users who exclusively purchase original equipment manufacturer (OEM) replacement parts.
- Air purifier models not listed in the extensive compatibility list.
Watch Out For
- The product is a third-party replacement, not an OEM filter, which can lead to concerns about fit or long-term performance for some users.
- After replacing the filter, you need to manually reset the air purifier's filter indicator by pressing and holding the UV mode button for 5 seconds.
- Maintaining optimal air quality requires replacing HEPA filters every 6-8 months and pre-filters every 2-3 months, which can be a frequent task.
Full Specifications
| ASIN | B0C1CNZ1D2 |
| Brand | Cabiclean |
| Color | Filter B Yellow - 4 Pack |
| Material | Carbon Fiber |
| Brand Name | Cabiclean |
| Model Info | FLT4825 |
| Unit Count | 4.0 Count |
| Item Weight | 1.21 pounds |
| Part Number | 4825-2Yellow |
| Manufacturer | Cabiclean |
| Material Type | Carbon Fiber |
| Product Grade | new |
| Number of Items | 4 |
| Compatible Device | FLT4825, AC4300BPTCA, AC4900CA, AC4825, AC4825E, AC4850PT, AC4900CA, Model AP2200CA and Black+Decker BXAP148 |
| Item model number | FLT4825 |
| Product Dimensions | 16.18 x 5.07 x 4.68 inches |
| Batteries Included? | No |
| Batteries Required? | No |
| Common Applications | Residential, Appliances |
| Included Components | 4 HEPA + 8 Activeted Carbon Pre-filters |
| Air Filter Construction | Pleated |
What Buyers Say
Many users find this filter kit to be a cost-effective alternative to brand-name filters, appreciating the inclusion of multiple HEPA and carbon pre-filters. While some users express concern about it not being an original manufacturer product, the filtration performance for dust, allergens, and odors is frequently mentioned as effective. The straightforward installation process is also a recurring positive point.
“These filters actually work, my allergies are way better and my house smells like nothing instead of dog, and you get so many for the price, just remember to push the button to reset it!”
Common Praise
- Effectively traps dust, pollen, pet dander, and wildfire smoke particles down to 0.3 microns.
- Activated carbon pre-filters significantly reduce household odors from cooking, pets, and smoking.
- The value pack with 4 HEPA filters and 8 carbon pre-filters offers a cost-effective solution.
- Installation is simple and tool-free, making replacements quick.
- Compatibility with a wide range of Guardian air purifier models is a significant advantage.
Common Complaints
- Some users are wary that these are not original manufacturer (OEM) filters.
- The need to manually reset the filter change indicator after installation is a minor inconvenience.
- The recommended replacement frequency for both HEPA and pre-filters can feel frequent.
Ownership Tips
- Regularly changing the carbon pre-filters every 2-3 months helps extend the life of the more expensive HEPA filters.
- The effectiveness of odor reduction is noticeable, especially in homes with pets or cooking smells.
- Keeping spare filters on hand is convenient to avoid gaps in air purification when replacement is due.
Frequently Asked Questions
Is this filter compatible with my GermGuardian AC4825DLX?
Yes, the FLT4825 is the correct filter for the AC4825DLX model.
How often do I need to replace these filters?
You should replace the HEPA filters every 6 to 8 months and the activated carbon pre-filters every 2 to 3 months for optimal performance.
Does this filter remove mold spores?
Yes, the True HEPA filter is designed to capture particles as small as 0.3 microns, including mold spores.
How do I reset the filter indicator light on my air purifier after changing the filter?
After replacing the filter, make sure the unit is plugged in and turned on, then press and hold the UV mode button for 5 seconds to reset both the filter and UV indicators.
Are these filters original GermGuardian brand filters?
No, these are third-party replacement filters designed to be compatible with GermGuardian models, not original manufacturer products.
Buying Guide
When buying air purifier filters, you need to know that 'True HEPA' means it captures 99.97% of particles 0.3 microns or larger. Activated carbon is what tackles odors and gases. Make sure the filter is specifically compatible with your air purifier model to ensure it fits and functions correctly.
True HEPA filtration
This means the filter can trap 99.97% of airborne particles that are 0.3 micrometers in size or larger, like dust, pollen, pet dander, and mold spores. Think of it like a super fine mesh that catches tiny irritants.
Activated Carbon Pre-filters
These filters are like sponges for smells and gases. They absorb odors from cooking, pets, smoke, and other volatile organic compounds (VOCs), making your air smell fresher, not just cleaner.
Micron Rating (0.3 microns)
This number tells you how small of a particle the filter can capture. 0.3 microns is a common benchmark for True HEPA and is effective against most common airborne allergens and pollutants.
Alternatives
If this filter doesn't fit your specific air purifier model or you prefer brand-guaranteed performance, search for filters explicitly labeled as 'Genuine' or 'OEM' replacements for your air purifier's model number, or look for filters with a different micron rating if you need to filter even smaller particles.



