Air Scrubber

Air Scrubber: An air filtration device (AFD) using HEPA
filtration configured to re-circulate air within a defined
space.
Air Sweeping: A process that uses a pressurized air
source combined with either handheld blowguns or a
hose with a remote nozzle attachment to move
particulate and debris within an HVAC system during
cleaning.
ASCS: Air Systems Cleaning Specialist. The ASCS
designation is awarded by NADCA to industry
professionals who satisfactorily complete a written
certification examination testing knowledge of HVAC
systems, cleaning standards and best practices.
Ambient Air Cleaning: The process of removing
particulate from indoor air outside of the HVAC system