If you want to have great air quality in your home, a great way to start with this is to make sure that you change the air filters of your central heating plus air conditioner at least once a month; Even if you have the truly high quality air filters like HEPA air filters that can last up to a few months or more before needing to be changed, it is a wise method to change the air filter of your central heating plus air conditioner at least once a month to help retain great air quality in your house. If you live in an section that happens to have bad air quality, changing the air filter of your central heating plus air conditioner at least once a month truly still helps. If you do that plus run some kind of whole-house air purifier your beach house can have the most good air quality when it is the worst air quality outside, but how do I think all this? From experience. I tried all kinds of different things to have the best possible air quality in my beach house plus it all starts with the air filter changing in your central heating plus air conditioner unit. This is the best thing to do plus the best way to start. I bet you would have never thought that your central heating plus air conditioner plays a important area with your air quality. Well, I didn’t guess so either until I truly discovered all of this on my own through trial plus error, however good air quality makes for good indoor comfort.