GermGuardian FLT4010 Replacement Filter for Table Top Air Cleaning System AC4010
The germ guardian replacement filter is a combination filter that incorporates multiple layers of filtration including: hepa, charcoal and pco, to help improve indoor air quality.  for use with germ guardian table top multi-layer air purifier – model ac4010, it is recommended that the filter be replaced every 6-8 months depending on use.