| Compare GermGuardian FLT4000L True HEPA GENUINE Replacement Filter for AC3900, AC4000 and AC4000CA Air Purifiers with Guardian Technologies items product |
 List Price: With Deal: $19.99 Details You save: Customers Who Seen This Item Also Compare with Parts & Accessories For US/UK/DE visitors, to buy GermGuardian FLT4000L True HEPA GENUINE Replacement Filter for AC3900, AC4000 and AC4000CA Air Purifiers, please check out:    Fine Product, Confusing Instructions Instructions are confusing - the filter has a pointing arrow and says "This Side Up", but the unit must be turned upside down in order to replace filter. Does "This Side Up" refer to the filter's position as the unit is upside down (as it's being changed), or to its ultimate position once installed and turned over? Not sure. I researched the Germ Guardian website and several other sites to no avail. |
| See Products Related To GermGuardian FLT4000L True HEPA GENUINE Replacement Filter for AC3900, AC4000 and AC4000CA Air Purifiers: Guardian Technologies This combination filter is made of several layers of filtering technology. a true hepa filter captures 99.99% of airborne particles such as dust mites, debris, mold spores, pollens and pet dander. pre-filter captures large dust particles, lint and pet hair. it is suggested that the bulb be replaced every 6-8 months depending on use.great filter for a good air filter unit This filter has charcoal, which naturally removes odors from the air. We find that it is very effective in small rooms, and truly gets rid of odors within an hour or two. We can't live without it (filter and unit). The price here is good. |
| great filter for a good air filter unit This filter has charcoal, which naturally removes odors from the air. We find that it is very effective in small rooms, and truly gets rid of odors within an hour or two. We can't live without it (filter and unit). The price here is good. |
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