International Institute of Ammonia Refrigeration logo, organisation in the HVAC&R industry, partners of ATMOsphere Conferences

IIAR is the world’s leading advocate for the safe, reliable and efficient use of ammonia and other natural refrigerants. IIAR is a member organization with industry representation including manufacturers, design engineers, contractors, end users, academics, scientists, trainers, government agents and more. IIAR members share their collective knowledge and experience on committees and task forces to produce consensus documents that address various aspects of the commercial and industrial refrigeration industry including the IIAR ANSI approved Suite of Standards, the CO2 Handbook, Process Safety Management and Risk Management Program Guidelines, and the Ammonia Refrigeration Piping Handbook. Each year the IIAR produces the Natural Refrigeration Conference & Expo which includes a peer reviewed technical paper program. This conference brings together over 1,500 key decision makers from all facets of the natural refrigeration industry.