Lock fittings, which by means of a revolving handle slide bolts vertically up- or downwards into the top and bottom frames respectively or horizontally into the sideframe. Another type runs like a tape along the three sides of the windowcasement. Also called spag.
Handle for operating side hung casements.
A locking device, normally on a window or French window, with a handle at the middle or the bottom with bars that slide into sockets at the head and foot of the window.