INSTALLING WINDOWS AND DOORS
Place the window in proximity of the open space.
Open the window fixture from its frame, then push the fixture (from the hinge side) against the walled-in "System ZR
80" on one side of the open space and fasten with a self-tapping screw, starting from the first system ZR 80 on top.
Control that the frame is sealed, and then complete by screwing on the system ZR 80 underneath.
Position the other side of the frame against the system ZR 80 who are placed on the opposite side of the open space,
proceed to fixing the frame from the first system ZR 80placed on top, control that the frame is sealed, then screw the
frame to the following system ZR 80 underneath.