Approved Comfort Heating and Air Conditioning Inc. has been providing quality in the Chicago, Northwest Suburbs, Illinois region since 1993. Approved Comfort has built its reputation by giving excellent customer service and completing the job in a timely and professional manner. Our trained Chicago, Illinois region H V A C Technicians bring you superior Heating and Air Conditioning service; but more importantly bring you peace-of-mind knowing that your family and/or business are safe and comfortable!