Establishes classification requirements for occupational apparel items worn in cold environments. Specific criteria are included for thermal insulation (in units of clo), thermal transport properties, and resistance to the deterioration of these properties due to laundering.
ANSI/ISEA 201-2012 history
1970ANSI/ISEA 201-2019 American National Standard for Insulation and Wash Durability Classification of Apparel Used in Cold Work Environments
2012ANSI/ISEA 201-2012 Classification of Insulating Apparel Used in Cold Work Environments