FAQs about the PUREA9 Air Purifier

  • How long does the filter last?
    It depends on a few factors including the indoor air quality, usage duration and usage frequency of the PURE A9. The small particle filter is estimated to last approximately 9000 hours. While most homes have the purifier on for an average of 12 hours per day, it’s recommended to change once a year.
  • How does the smart filter timer work?
    The smart filter works like a timer that uses a unique algorithm to determine the filter life. A new filter includes an approximately 9000 hours of ‘filtering time’.
    The sensor built into the PURE A9 takes a frequent reading of micro particles in the air, calculating the amount of time the filter spends exposed to high or low quantities micro particles.
  • How do I know if the filter needs to be changed?
    PUREA9 360 filter comes with RFID tag, hence the app will alert and provide notifications should the filter needs to be replaced.
  • How long does the carbon last?
    It depends on various factors including the gas levels that the filter is being exposed to. On average, it should last between 9-12 months.

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