VENTILATION LOCKS - A MUST DURING THIS HOT WEATHER

White,brown or silver finish Securistay from REYNOLDS; size 142mmx30mm.Recommended for all upstairs metal windows (for wooden windows see Securistay ERA 720),particularly in childrens rooms, and for ventilation in hot weather.This stay restricts window opening to 75mm and is unlocked by the special key provided.Suitable for hinged and pivot windows. Can only be disconnected when window is closed. Fixing screws not supplied.