Aseptic Enclosures’ HEPAcirc™  Fan Filter System is designed for  simple, “Plug-and-Play” “clean-build” facility implementation. The HEPAcirc™ is a Hospital/Pharmaceutical Clean Room Grade, air purification upgrade system. It is ideally suited for simple implementation into existing areas.  It can get the job done without  the need for major,  sometimes impossible, construction.