Guitel Hervieu Steel Different Lock, 4mm Slot

The Guitel Hervieu window retainer with arm features a machined steel arm with chrome protection, along with two chrome protected steel plates for easy mounting. Its compact design ensures quick installation. Fits any type of single or double casement window made of wood, PVC or aluminium.

Holds the window half open with a choice of 6 positions
Allows room ventilation by securing the window in place
Narrow plates enable fixing on all window frames and 4 screws included