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    Jalousie A type of window consisting of a number of long, thin, hinged panels.

    Jamb The vertical member forming the side of a door, window or wall opening frame. The hinge jamb is the jamb at which the hinges or pivots are installed. The strike jamb is the jamb in which a strike may be installed and away from which the door or window swings. A blank jamb is one that has not been prepared to receive hardware.

    Jamb Depth The width of a jamb, measured perpendicular to the door or wall face at the edge of the opening.