Thornton Heating & Sheetmetal Inc is a trusted heating, ventilation, and air conditioning contractor serving residential and commercial properties throughout the Wood River Valley. With over five decades of local experience, this specialist designs and installs custom HVAC systems tailored to the challenging climate of Idaho. The team excels in creating energy-efficient solutions for new high-performance builds, comprehensive renovations, and retrofits. Specializing in custom sheet metal fabrication, they craft precise ductwork and architectural metal components in-house to optimize airflow and system longevity. By integrating advanced heating and cooling technologies, they help homeowners achieve superior indoor air quality and consistent thermal comfort. Whether planning a complex commercial installation or upgrading a residential heating unit, clients receive dedicated service and expert engineering. Their commitment to quality workmanship ensures that every custom system operates at peak efficiency year-round.