If you are looking to make the best air quality in your home there are a few things you can do. The first is to have your home deep cleaned once a month by a professional cleaning service, but and if you live in an area that has generally exhausting air quality, that method is not going to do a whole bit of good, so you would have to go to more expensive and serious measures. And that would be to buy a whole home whole-house air purifier and have it become part of your central heating and a/c unit. It is a genuinely high and hefty investment to make, but a whole home whole-house air purifier can more or less combat and destroy all exhausting air quality that sits in your home due to outside interference from the exhausting air in general. I have a whole home whole-house air purifier because this is what my local area is. It is genuinely exhausting air quality most of the time. And with a whole home whole-house air purifier the air in my home is so disinfect you would think that you were living in mountain fresh air! I am not kidding on that bit… Even with the ultra exhausting air quality outside. Because I have both the whole home whole-house air purifier and I also have superb insulation, it works real well. And maybe every so often I do have my house deep cleaned and my rugs cleaned to help keep the superb air quality rolling from the whole home whole-house air purifier.