Is your air conditioning old or in need of an expensive repair? Are you questioning whether your air conditioning repair is necessary? MKDS Mechanical's HVAC repair experts can help you out. Here at MKDS Mechanical heating and air conditioning, we offer FREE 2nd opinions and estimates for Carol Stream residents on your  AC. Due to the extreme weather Carol Stream can experience, keeping your air conditioning unit running strong is important. MKDS Mechanical heating and air conditioning repair experts can help keep your ac running, keeping you comfortable. Our air conditioning repair experts are located close to Carol Stream and waiting for your call. MKDS Mechanical heating and air conditioning experts are considered some of the best troubleshooters for AC systems. Our HVAC experts are trained on all brands of and types of air conditioning and ductless heating and cooling systems. As energy efficiency changes, our technicians are trained on all makes and models of AC and ready to help you with your HVAC needs.