Systems for delivering airflow to surgical operating rooms, comprised of air diffusers, metal fill-in panels, and metal suspended ceiling grids

AIR CLEANING AND FILTERING SYSTEM CONSISTING OF A HIGH EFFICIENCY PARTICULATE AIR (HEPA) FILTER and DIFFUSER, AN AIR INTAKE VENT, FLEXIBLE DUCTS, A POWER UNIT AND CONTROLS THEREFORE, FOR USE IN DENTAL AND MEDICAL OPERATORIES, RECEPTION AREAS AND LABORATORIES

AIR CONDITIONING AND STERILIZING APPARATUS FOR USE IN STERILE OPERATING THEATRES, HOSPITALS AND INSTITUTIONS