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Hassle-Free Returns & Free ExchangesCompatible Models: AC4100, AC4100CA, AC4150B, AC4150BLCA, AC4150P, AC4150PCA, AC4175, and AC4175W.
Actual Size: 4x8
Free Delivery Factory-Direct Low Prices, Made in the USAHassle-Free Returns & Free ExchangesShips in 24 Business HoursFactory-Direct Low Prices, Made in the USAHassle-Free Returns & Free ExchangesCompatible Models: AC4100, AC4100CA, AC4150B, AC4150BLCA, AC4150P, AC4150PCA, AC4175, and AC4175W.
Keep your indoor air fresh and your purifier running at peak performance with this complete Filter E replacement assembly. Unlike standalone carbon sheets that require you to manually piece things together, this product delivers the entire filter unit. It includes both the main filter and the attached activated carbon pre-filter, giving you a comprehensive update for your machine in a single package.
When you install this full assembly, you tackle two common air quality problems at once. The main filter media captures floating dust, lint, and pet dander, while the attached carbon layer goes to work adsorbing everyday household odors from pets, cooking, and smoke. This dual-action design helps maintain a cleaner, fresher living space for you and your family.
Installation takes only a few seconds. Simply remove your old filter block, slide this complete replacement into your purifier, and enjoy better airflow and odor control. For the best results, replace your full filter assembly regularly based on your home's air quality and daily usage.
| Filter Size | 4x8" | Compatible Devices | Air Purifiers |
| Filtration Rating | True HEPA — 99.97% @ 0.3 microns | Construction | Pleated HEPA panel + activated-carbon panel |
| Replace Every | ~90 Days | Media | HEPA + activated carbon |
| Product Type | Air Purifier Replacement Filter | Country of Origin | Made in the USA |
| Compatible Brands | GermGuardian | Model/SKU | PUR-GGE-HEPA |
| Compatible Models | GermGuardian AC4100, AC4100CA, AC4150B, AC4150BLCA, AC4150P, AC4150PCA, AC4175, AC4175W | ||
Filter Size 4x8"
Filtration Rating True HEPA — 99.97% @ 0.3 microns
Replace Every ~90 Days
Product Type Air Purifier Replacement Filter
Compatible Brands GermGuardian
Compatible Devices Air Purifiers
Construction Pleated HEPA panel + activated-carbon panel
Media HEPA + activated carbon
Country of Origin Made in the USA
Model/SKU PUR-GGE-HEPA
Compatible Models GermGuardian AC4100, AC4100CA, AC4150B, AC4150BLCA, AC4150P, AC4150PCA, AC4175, AC4175W
At Filterbuy, we don't cut corners—we craft high-quality air filters right here in the USA and ship them to your doorstep for free. No delays, no gimmicks—just clean air, made easy. With thousands of five-star reviews and filters built for real life & every HVAC system, it's no wonder why over 4 million families trust Filterbuy.
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This complete replacement filter is compatible with GermGuardian Filter E models including: AC4100, AC4100CA, AC4150B, AC4150BLCA, AC4150P, AC4150PCA, AC4175, and AC4175W.
Check the model number printed on your air purifier's housing or filter door against the list at left before ordering. Filterbuy is not affiliated with or endorsed by GermGuardian.
Power Off & Unplug the UnitSafety first.
Open the Filter Access PanelTake out the old filter and carbon liner (if applicable).
Slide in Your New FilterSame direction as before.
Restart Your SystemClose the panel, plug in, and reset the filter indicator.
If the filter you buy doesn't fit, we'll send you a better size.
Skip the stress with auto-delivery so fresh filters show up right when you need them.
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