ATLANTA - Eight addenda to the American Society of Heating, Refrigerating and Air-Conditioning Engineers' (ASHRAE's) energy conservation and building controls network standards have been approved by the American National Standards Institute (ANSI).
Also receiving approval from ANSI's Board of Standards Review was ANSI/ASHRAE 158.1-2004, "Methods of Testing Capacity of Refrigerant Solenoid Valves," which prescribes a method of testing the capacity of refrigerant solenoid valves for use in refrigerating systems.