The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) is the trade association representing manufacturers of HVACR and water heating equipment within the global industry. AHRI’s 315 member companies manufacture quality, efficient, and innovative residential and commercial air conditioning, space heating, water heating, and commercial refrigeration equipment and components for sale in North America and around the world, and account for more than 90 percent of HVACR and water heating residential and commercial equipment manufactured and sold in North America. Through our certification program, standards, advocacy, and other activities, we strive to help save energy, improve productivity, and ensure a better environment.