Local exhaust ventilation (LEV) checks help control the release of hazardous airborne substances from a process into the workplace environment.
The aim of LEV checking is to control the emission as close as possible to the point of release, and prevent it from entering the air of the workplace.
Envirochem routinely undertake LEV checks for many clients on equipment including:
These should be tested 14 monthly or after any modifications, as specified within the Health and Safety Executive's HSE Guidance Notes HS(G)54 and HS(G)37.
We produce thorough reports detailing duct velocities static pressures and flow rates and make comments on any observed changes in the system reading or their possible causes.