Historical
ANSI/ASHRAE 55-2020
Thermal Environmental Conditions for Human Occupancy
Specifies conditions for acceptable thermal environments and is intended for use in design, operation, and commissioning of buildings and other occupied spaces. The core of the standard specifies methods to determine thermal environmental conditions in buildings and other spaces that a significant proportion of the occupants will find acceptable at a certain metabolic rate and clothing level. A comprehensive analytical method to determine these conditions, and the calculation algorithms used, are included
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. [ashrae]