Patent ID: 7431901

Claim:
A system for deodorizing air, comprising: a passive filter member comprising a first filter element, the first filter element comprising a first filter medium which at least partially comprises sodium bicarbonate, and the passive filter member being adapted to remove malodor from air without the assistance of an air moving member; and a forced air filter member having an air flow path from an air inlet to an air outlet, the forced air filter member comprising a second filter element and an air moving member, the second filter element comprising a second filter medium which at least partially comprises sodium bicarbonate, the air moving member having a housing and being adapted to move air along the air flow path and through at least a portion of the second filter medium, the second filter element being positioned on an upper exterior portion of the housing and detachable from the air moving member, interfacing parts of the second filter element and the upper exterior portion of the housing having complimentary surface topography; and the passive filter member being interchangeable with the second filter element for positioning on the exterior portion of the housing.