The GermGuardian True HEPA Replacement Filter B (FLT4825) helps you achieve cleaner air when used in the Guardian Technologies 3-in-1 AC4800 Series Air Cleaning Systems. To maintain the cleanest air, it is recommended that you replace your Germ Guardian Air Purifier filter every 6-8 months depending on use. Available in a 1-Pack.

This GermGuardian True HEPA Replacement Filter B is composed of several layers of innovative filter technology, including:

• HEPA Filter - captures 99% of allergens including dust mites, pollen, and pet dander
• Pre-filter/Charcoal - serves to capture the larger dust particles such as lint and pet hair while activated carbon absorbs household and pet odors