At Duncklee Cooling & Heating Inc, we pride ourselves on delivering top-notch HVAC services to the Stonington, CT community. Our expertise spans a range of services including split AC installation, heat pump installation, and ductless air conditioners. Whether you're looking for a mini split AC or a tankless water heater, our team of professionals is here to provide reliable and efficient solutions. As certified Mitsubishi air conditioner dealers, we ensure that our customers receive the highest quality products and services. For all your HVAC needs, trust your local experts at Duncklee Cooling & Heating Inc. We're committed to keeping you comfortable year-round with personalized and dependable service.