We bought a larger Honeywell model for around 250 USD to help cut down on smokiness from woodstove, cat hair, and general dust. It works quite nicely, though it

We bought a larger Honeywell model for around 250 USD to help cut down on smokiness from woodstove, cat hair, and general dust. It works quite nicely, though it does have a high pitched whirr on higher settings. I don't have a PM monitor but anecdotally, it cuts through smokiness quite nicely.