Cost-effective services to take care of all your HVAC issuesYou'll never have to walk across a cold bathroom floor again with radiant heat installed. And why not enjoy the benefits of a tankless water heater or improve the energy-efficiency of your office with custom air ducts? Comfort Zone Heating & Air is your smart choice for knowledgeable HVAC and water heater repair and installation services.
Randy Mathern started working as an HVAC contractor in the mid-'70s, then went on to establish Comfort Zone Heating & Air in 2001. We serve residents of Bismarck and Mandan. Call 701-258-3946 to schedule a consultation.