9800

They're not great to use if the inside is very humid... but if that's not an issue it's definitely worth getting one or two. Get a larger one if you can, like a Winix 9800 (cheap filters and large treatment space) or Coway 400 and run it on the highest setting you can handle noise wise... don't use

I agree with you, the Blueair really does a great job at cleaning the air fast and covering large areas. I’ve also tried the winix 9800, and while it’s not as powerful in terms of coverage, it’s still very solid for smaller to medium spaces. The 4-stage filtration with plasmawave helps a lot with od