AP450FA Replacement Filter Compatible with Envion Pro AP450 Air Purifier, Compared to Part#AP450F, 2 Count

Replacement Filter compatible with Envion Pro AP450 air purifier AP450F filter | Filter (2 count): Filters out small particles such as dust, pollent and pet dander in indoor air | For optimum performance, it is recommended to replace the AP450F filter once every 6-12 months or more often depending on the usage | Easy to replace and disposable, no tools required. Please replace regularly to keep your machine clean | Filters are properly sealed to protect lifetime usage and remove filters from plastic packaging before installing in unit