Welcome to H-D Fields Heating and Cooling Inc., proudly serving Chicago land and surounding suburbs. With over 20 years experience in heating, ventilation and air conditioning service and sales, you can count on H-D Fields Heating and Cooling Inc. for A Higher Definition of Quality service at affordable rates. When you need dependable HVAC service, Consider H-D Fields Heating and Cooling Inc. When it comes to your satisfaction, we offer free written estimates and a 10 year parts, 5 year labor