Now more than ever, you want to make sure you’re breathing clean air. Thanks to its three-stage filtration process, the BISSELL air320 Smart Air Purifier ensures you can. The first stage this indoor air purifier uses is its fabric prefilter, and the air then moves through an activated carbon filter. With its honeycomb shape, the carbon filter ensures gases and VOCs don’t make it through. The final stage is the high-efficiency filter. All in all, it captures up to 99%..