Our Certifications at US Air Heating and Cooling We’re committed to providing the Rock Hill community with the best heating and cooling service possible. To ensure our expertise, we’ve completed rigorous training to receive the industry certifications you see below. Discover more about our certifications here and give us a shout at 803-980-4328 to speak directly with our representatives. North American Technician Excellence (NATE) NATE is North America’s largest and most prominent certification in the HVAC industry. NATE certified technicians have mastered the installation, service and maintenance knowledge of heating and cooling systems and can gain recognition in these areas of specialty: Air conditioning Air distribution Heat pumps Gas heating Oil heating Hydronics gas Hydronics oil Ground source heat pump loop installer Senior HVAC Efficiency Analyst SunSource® Solar-Ready Dealer Designation Achieving SunSource Solar-Ready Dealer designation from Lennox means that we’ve completed training on solar-ready products, sales and tech. We also understand Rock Hill utility requirements for solar installations and rebates, and we’re familiar with local grid interconnectivity abilities. Additionally, we’ve started or completed solar training and certifications so we can lead you though a quick and easy purchase and installation process. Better Business Bureau US Air Heating and Cooling is a member of the Better Business Bureau, meaning we respect ethical business practices and disclose trustworthy information with our customers. We have a excellent rating and are proud to be part of this organization.