Go to https://housefresh.com/puroair-hepa-1... to read our full review of the PuroAir 240.

Removing filters for the PuroAir HEPA 14 240 is straightforward once you have removed the cover at the bottom of the device.

Just like the Levoit Core 300, you need to turn the base on the PuroAir 240 clockwise to open the cover and remove the filter.