ANSI/ASSP Z9.9:2021
Current
Current
The latest, up-to-date edition.
Portable Ventilation Systems
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
01-04-2021
This standard discusses portable ventilation equipment and systems used for the reduction, control, or prevention of exposure to hazardous atmospheres or airborne substances in the occupational environment, and for provision of comfort to employees.
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