Patent ID: 7108600

Claim:
An air duct register for use in a finished ceiling in a room for connection to a flexible duct about the ceiling comprising: a manifold housing adapted for connecting to the duct located above the finished ceiling, said manifold housing having an opening at the bottom to provide a fluid passageway from the duct to the room; a ceiling clamp operably associated with the manifold housing for attaching in the manifold housing within a hole of the finished ceiling, the ceiling clamp having an actuator accessible from below the finished ceiling; and a separate manifold cover piece attachable to the housing in a position covering an access opening in a side wall of said manifold housing, wherein said access opening has a peripheral edge and at least one portion of the peripheral edge has an inwardly directed ledge, and wherein said cover piece has a groove receiving said ledge with said cover piece positioned over said access opening.