consists of two or more sash which slide horizontally past each other; one or more of the sash may be fixed or non operative or all sash may operate; the sash come together and form a vertical-meeting rail (stile) in a closed position.
consists of two or more sash which slide horizontally past each other; one or more of the sash may be fixed or non operative or all sash may operate; the sash come together and form a vertical-meeting rail (stile) in a closed position.