Honeywell HEPA Air Purifier For Extra Large Rooms (HPA300)

  • Question: Which filter is compatible with my HPA300?

    Answer: The HPA300 is compatible with the Honeywell True HEPA Replacement Filter R.
    To help ensure stated performance, use only Certified Honeywell Replacement Filters. 

  • Question: How do I change the filter on my HPA300?

    Answer: Please refer to your Owner’s Manual for complete instructions on how to change your Honeywell True HEPA Replacement Filter R.

  • Question: How do I reset my Check Filter or Check Pre-filter light?

    Answer: After you change your filter, the “Check Filter or “Check Pre-Filter” light will remain on until it is reset.  With the unit powered on, press the lighted button, and hold for approximately 2 seconds until the light turns off.  The electronic filter check is now reset.

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