Patent ID: 6796896
Filing Date: 2004-09-28
Classification: B01D,F24F

Abstract:
An environmental control unit (ECU), comprising, as a unitary packaged unit:means adapted to receive air conducted via ductwork to the control unit from an enclosed space; a blower adapted for inducing intake of a stream of external air into the control unit; means for combining the intake air and air received from the enclosed space to provide an air stream; a filter apparatus adapted to remove at least one chemical, biological, and/or radiological (CBR) agent from the air stream, and the filter apparatus being contained within a cabinet; temperature adjustment means, also contained within the cabinet, adapted to manipulate the temperature of the air stream before or after the air stream passes through the filter apparatus; means adapted for outputting the filtered, temperature-manipulated air stream out of the unitary packaged unit for conduction of the filtered, temperature-manipulated air stream back to the enclosed space.