4x16 GermGuardian Replacement Air Purifier Filter
Ships in 24 Business Hours
Factory-Direct Low Prices, Made in the USA
Hassle-Free Returns & Free Exchanges
Compatible Models: AC4300BPTCA, AC4300WPT, AC4820, AC4825, AC4825E, AC4825W, AC4850PT, AC4870, AC4880, AC4900, AC4900CA, CDAP4500BCA, and CDAP4500WCA. It also fits the PureGuardian AP2200CA and Black + Decker BXAP148 air purifiers.
Key Benefits
- Complete Filter Assembly: Get everything you need to refresh your air purifier in a single package. This full replacement includes the main particle filter and the attached carbon pre-filter, saving you time and hassle.
- Exact Model Compatibility: Designed for a perfect, secure fit. This replacement is fully compatible with GermGuardian Filter B models, including the AC4825, AC4820, AC4900CA, and several others.
- Active Particle Capture: Keep your home environment comfortable. The primary filter layer helps trap common airborne debris like dust, lint, pet dander, and pollen before they settle in your rooms.
- Everyday Odor Reduction: Breathe easier in busy households. The built-in activated carbon pre-filter actively adsorbs unpleasant smells from cooking, pets, and smoke.
- Fast & Simple Installation: Swap out your old, dirty filter in seconds. Regular replacement of the entire filter assembly ensures your air purifier runs smoothly and efficiently all year long.
4x16 GermGuardian Replacement Air Purifier Filter
Actual Size: 4x16
Free Delivery Factory-Direct Low Prices, Made in the USAHassle-Free Returns & Free Exchanges4x16 GermGuardian Replacement Air Purifier Filter
- Ships in 24 Business Hours
- Factory-Direct Low Prices, Made in the USA
- Hassle-Free Returns & Free Exchanges
Compatible Models: AC4300BPTCA, AC4300WPT, AC4820, AC4825, AC4825E, AC4825W, AC4850PT, AC4870, AC4880, AC4900, AC4900CA, CDAP4500BCA, and CDAP4500WCA. It also fits the PureGuardian AP2200CA and Black + Decker BXAP148 air purifiers.
Key Benefits
- Complete Filter Assembly: Get everything you need to refresh your air purifier in a single package. This full replacement includes the main particle filter and the attached carbon pre-filter, saving you time and hassle.
- Exact Model Compatibility: Designed for a perfect, secure fit. This replacement is fully compatible with GermGuardian Filter B models, including the AC4825, AC4820, AC4900CA, and several others.
- Active Particle Capture: Keep your home environment comfortable. The primary filter layer helps trap common airborne debris like dust, lint, pet dander, and pollen before they settle in your rooms.
- Everyday Odor Reduction: Breathe easier in busy households. The built-in activated carbon pre-filter actively adsorbs unpleasant smells from cooking, pets, and smoke.
- Fast & Simple Installation: Swap out your old, dirty filter in seconds. Regular replacement of the entire filter assembly ensures your air purifier runs smoothly and efficiently all year long.
Product Description
Keep your indoor air fresh and your purifier running at peak performance with this complete Filter B replacement assembly. Unlike standalone carbon sheets that require you to 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 one simple step.
When you install this full assembly, you tackle two problems at once. The main filter media captures floating dust, lint, and pet dander, while the attached carbon layer goes to work adsorbing stubborn 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.
Product Specifications
| Filter Size | 4x16" | 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, PureGuardian, Black+Decker | Model/SKU | PUR-GGB-HEPA |
| Compatible Models | GermGuardian AC4300BPTCA, AC4300WPT, AC4820, AC4825, AC4825E, AC4825W, AC4850PT, AC4870, AC4880, AC4900, AC4900CA, CDAP4500BCA, CDAP4500WCA / PureGuardian AP2200CA / Black+Decker BXAP148 | ||
Filter Size 4x16"
Filtration Rating True HEPA — 99.97% @ 0.3 microns
Replace Every ~90 Days
Product Type Air Purifier Replacement Filter
Compatible Brands GermGuardian, PureGuardian, Black+Decker
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-GGB-HEPA
Compatible Models GermGuardian AC4300BPTCA, AC4300WPT, AC4820, AC4825, AC4825E, AC4825W, AC4850PT, AC4870, AC4880, AC4900, AC4900CA, CDAP4500BCA, CDAP4500WCA / PureGuardian AP2200CA / Black+Decker BXAP148
Top-Rated Filters. American Made. Delivered Free.
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.
Proudly Made In The USA
Fast, Free Shipping on Every Order
Premium Materials That Go The Distance
85,000+ 5-Star Reviews From Happy Customers
Save Up to 70% Per Filter with Packs
Choosing the Correct Filter Size
Finding the Right Filter
This complete replacement filter is compatible with GermGuardian Filter B models including: AC4300BPTCA, AC4300WPT, AC4820, AC4825, AC4825E, AC4825W, AC4850PT, AC4870, AC4880, AC4900, AC4900CA, CDAP4500BCA, and CDAP4500WCA. It also fits the PureGuardian AP2200CA and Black + Decker BXAP148 air purifiers.
Confirming Your Model
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, PureGuardian, or Black+Decker.
How to Install Your Filter in 4 Simple Steps
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.
Hassle-Free Returns & Free Exchanges
If the filter you buy doesn't fit, we'll send you a better size.
Never Think About It Again
Skip the stress with auto-delivery so fresh filters show up right when you need them.
Learn MoreLearn More