Ufesa Filter for PF3500 and PF4500 Purifier Replacement

HEPA filter replacement for the PF3500 and PF4500 air purifier.

How to know when to change it:

When the machine detects that the filter is saturated, the power indicator will flash red. Press the power button for 7 seconds to reset the filter once the new filter is installed

* Compatible for Ufesa Filter for PF3500 and PF4500 Purifier Replacement