The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) | 29,221 followers on LinkedIn. Our 300+ member companies produce air conditioning, heating, water heating and commercial refrigeration equipment. | Over 100 Years of Leadership in Environmental Stewardship, Energy Efficiency, Performance, and Customer Satisfaction. AHRI is the trade association representing manufacturers of HVACR and water heating equipment within the global industry. AHRI’s 300+ 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.