Air Quality Systems, Inc. is a heating, geothermal, and AC company located in McFarland, Wisconsin. Air Quality Systems, Inc. employs only the best HVAC technicians for your ac and air conditioner repair, replacement, or installation. We proudly service Madison, Sunpraire, McFarland, Oregon, Verona, Middleton, and Monona, Stoughton, Cottage Grove, Deforest, Deerfield, Waunakee, and Fitchburg. So when you ask to find "A good HVAC company near me", you've come to the right place. To get a quote on your next ac repair or replacement, call 608-838-4026. Air Quality Systems, Inc. services all furnace, thermostat, humidifier and AC brands including Trane, Goodman, Amana, Mitsubishi, Carrier, American Standard, Lennox, Payne, Ruud, Rheem, Triangle, Gibson, Econair, Honeywell, General, Skuttle, Lochinvar, Maytag, Weil McLain, Crown, GE, and Honeywell.