Controlling airborne contaminants at work: A guide to local exhaust ventilation (LEV)

Date of publication:
978 0 7176 6613 3
Series code:

This guidance is for employers who use, or intend to use LEV. It will also help suppliers of new LEV equipment.  It describes the principles of deciding on, designing, commissioning and testing effective LEV.

The book contains information about the roles and legal responsibilities of employers and suppliers; competence; principles of good design practice for effective LEV hoods and their classification; ducts; air movers; air cleaners; and system documentation - with checking and maintenance schedules and the marking of defective equipment.

Changes since the last edition

This third edition has been updated and contains minor amendments and clarifications, but the advice is broadly unchanged and includes the updates made in the second edition based on feedback from industry.

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Updated: 2024-05-08