Particulate Air Contaminants and Particulate Contaminant Removal Equipment
International Organization for Standardization
The International Organization for Standardization widely known as ISO, is an international standard-setting body composed of representatives from various national standards organizations. Founded on February 23, 1947, the organization promulgates worldwide proprietary, industrial and commercial standards. It has its headquarters in Geneva, Switzerland.
Many ASHRAE Standards have been incorporated into International Standards.