Controlled Comfort Heating & Air Conditioning of Carpentersville Illinois is dedicated to bringing you the best service and equipment available. The professionally trained and qualified staff of Controlled Comfort will treat you in a kind and professional manner. And all of our heating and cooling equipment comes from, the world leader in air conditioning, heating and refrigeration systems, . If you want good value and control over your comfort give controlled comfort a call and ask for an estimate or drop us a line on the contact us page.