GU Locks & Hardware (Gretsch-Unitas)

The Gretsch-Unitas Group, commonly known as GU, is a global leader in architectural hardware and security technology. For professionals and homeowners alike, GU is synonymous with robust, reliable door and window fittings.

Their most recognised line is the GU SECURY range of multi-point locks. These locks are engineered to provide exceptional security for UPVC, timber, and aluminium doors, featuring multiple high-strength locking points like hook bolts, deadbolts, and rollers. Whether you need a standard lift-lever operation or the cutting-edge SECURY Automatic-Slam lock that secures the door the moment it closes, GU offers the right mechanism for the job.