In this video, we go through the three different fan speeds on the PuroAir HEPA 14 240 so you can hear how noisy this air purifier can get.

- Fan speed one: 37 dB
- Fan speed two: 44 dB
- Fan speed three: 55 dB

By the way, if you're considering buying a PuroAir 240, you should read our full review here to help you decide: https://housefresh.com/puroair-hepa-1...