Often, on our blog, we talk about changing the air filter of your furnace or your air conditioner. We remind you to do this job monthly when the system is in use. But what you might not know is that the air filter that is part of a furnace or AC unit is designed just to protect that system from grit and particles getting into its own workings — not to keep your air clean.
To improve indoor air quality, you need an air filter that is actually designed to clean the air of your home and make it better for you to breathe. We recommend a whole house air filtration system. How do those work? Do you really need one? Let’s consider.