What should remain in place during final cleaning?

During the final cleaning process in an asbestos abatement project, negative air filtration units should remain in place. These units are essential for ensuring that the air quality is continually monitored and maintained at safe levels during and after the abatement process. They help capture airborne asbestos fibers that may still be present, preventing them from dispersing into the environment. By maintaining negative air pressure, these units also assist in confining any potential contaminants to the work area, thereby protecting both the workers and the surrounding environment.

The presence of negative air filtration units during final cleaning aligns with the goal of reducing the risk of inhaling asbestos fibers and ensures compliance with regulatory standards regarding air quality in environments where asbestos has been disturbed. This detail is crucial for protecting health and safety protocols in asbestos abatement projects.