Airmega 250

Coway Airmega 250 is very good highly recommend. I have 3 units in my home.

I have a coway AP-1512 for my bedroom or similarly sized rooms and it works great. It has a double pre-filter that removes hair and odors as well as a thick sturdy hepa filter that seems to collect a lot of particles over time. It is relatively quiet vs other air filters and also very powerful (i.e.

Ozone is well removed by chemically untreated activated carbon. The HealthMate Plus has potassium iodide (KI) impregnated carbon and zeolite. For something like NO₂, I would try to confirm with someone more familiar with chemistry as to the exact mechanisms of capture/action and possible products of

Since you already have a dust extractor with HEPA filtration, I don't know if you need something like the Coway Airmega 400* unless you expect a smaller filter to saturate quickly. *The Airmega 400 isn't on sale from Coway at the moment. I recommend buying it when it's less than $400. Consumer-grade a

With the 250 you turn the lights off manually including the little lights on the top. You turn it off manually unless you have the Wifi version where you can set the lights off settings in the app. With the Airmega 400 you can turn the main lights off manually, but not the little ones on the top. Th