San Juan Heating LLC

At San Juan Heating LLC, we are committed to finding practical indoor-comfort solutions for homes and businesses. Our owner, Kevin McCullough, is a second-generation HVAC and refrigeration specialist who holds a Washington State master residential electrical license. Drawing on experience installing many systems in the Friday Harbor area, we work to recommend equipment and solutions suited to each customer’s individual needs.

As a Carrier® dealer, we offer a wide selection of heating, cooling, and indoor-air-quality equipment designed to support comfort throughout the year. Our product options include air conditioners, heat pumps, gas furnaces, boilers, geothermal systems, programmable thermostats, humidifiers, air cleaners, ultraviolet lights, ventilators, and zoning products. We provide residential and commercial heating and air-conditioning products, along with commercial refrigeration services. Our work includes new installations, equipment replacements, retrofits, preventive maintenance, and indoor-air-quality solutions. Extended warranties are available on new equipment, and we service all makes and models.

As licensed heating and air-conditioning contractors, we have the tools, equipment, and field experience needed to help keep HVAC and refrigeration equipment operating smoothly. Whether we are installing a replacement system, updating existing equipment, performing routine maintenance, or responding to an unexpected problem, we focus on doing the work properly. We are also available to assist when emergency service is needed.