System for providing continuous clean air for operating rooms and intensive care units, consisting of constant volume mixing box, absolute filter and humidifier, stainless steel pressure plenum, slotted perimeter panels and a perforated center panel, and perimeter or low baseboard return air grilles

assembly of ventilating components consisting of ducting air outlets, air inlets and air conditioning and filtering units for providing clean particulate-free air for operating rooms, intensive care units, clean rooms and other room-type enclosures which require a continuous supply of clean air

a System of Providing Continuous Clean Air for Operating Rooms and Intensive Care Units, Consisting of Constant Volume Mixing Box, Absolute Filter and Humidifier, Stainless Steel Pressure Plenum, Slotted Perimeter Panels and a Perforated Center Panel, and Perimeter or Low Baseboard Return Air Grilles