Duncklee Cooling & Heating Inc, your trusted HVAC contractor in Groton, CT, offers expert heating and cooling solutions. Our HVAC services cater to residential and commercial clients, ensuring reliable comfort year-round. As leading HVAC contractors in Groton, CT, we specialize in installations, repairs, and maintenance of HVAC systems, including ductless heat pumps. Contact us for top-notch HVAC services, mini split installations, and prompt repairs near you. Trust Duncklee Cooling & Heating Inc for efficient, personalized HVAC solutions in Groton, CT.