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ANSI/ASSP Z9.2-2018

Fundamentals Governing the Design and Operation of Local Exhaust Ventilation Systems

Establishes minimum requirements for the commissioning, design, specification, construction and installation of fixed industrial local exhaust ventilation (LEV) systems used for the reduction and prevention of employee exposure to harmful airborne substances in the industrial environment.

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The American Society of Safety Engineers [ASSE]


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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