HVAC Air Systems: Recirculation Air System types

03/27/2015

Recirculation air handler fan energy can account for 10 to 30% of total cleanroom energy use. There are three fundamental recirculation system configurations: fan filter unit (FFU), ducted HEPA, and pressurized plenum. The selection of the system configuration is usually dictated by building configuration, initial investment cost, and constructability.

Technologies: