AIRAH will be hosting Refrigeration Standards Update seminars next year. The seminars will focus on the recently adopted and published refrigeration safety and environmental standards: AS/NZS/ISO 817:2016 Refrigerants–Design and safety classification and AS/NZS 5149 Refrigerating systems and heat pumps–Safety and environmental requirements : Parts 1 to 4. The new standards replace AS/NZS 1677.1:1998… Read more »