When you add our Fresh Air System, Media Air Cleaner and UV-Aire to your home, you turn your heating and cooling system into an air quality system that works 24 hours a day to make the air in your home Fresh, Clean, and Pure. The Field Controls Healthy Home System is your insurance against airborne invaders like mold, dust, pollen, pet dander, and germs. The system can be installed in just a few hours by any Field Certified IAQ Specialist and works silently and energy efficiently to protect your family.