GU Ltd stands as an established global leader in the design and supply of advanced window and door security hardware. Renowned as one of the foremost suppliers of locking systems within the UK market, the brand’s extensive portfolio is defined by German-engineered precision and rigorous adherence to British security standards. GU consistently demonstrates its engineering excellence through full compliance with Secured by Design (SBD) registration, ensuring all manufactured hardware meets contemporary testing criteria. Whether serving residential new builds or complex commercial infrastructure, GU delivers bespoke, automated, and intelligent hardware solutions. The brand’s unwavering dedication to innovation, durable craftsmanship, and certified quality renders it the preferred partner for specifiers, fabricators, and end-users seeking uncompromised protection and operational reliability.

Principal Features and Technical Specifications of GU Hardware

• Patented Twin Cam Locking Architecture: Incorporates proprietary "Icam" technology to deliver enhanced security, superior anti-sag performance, and long-term structural integrity for casement applications.
• Full Secured by Design (SBD) Accreditation: All core product ranges, including multipoint locks, restricted friction stays, and automated systems, are fully registered and compliant with the latest SBD licensing requirements.
• Intelligent Automation and Access Integration: The GU Secury LogIQ range features automated multipoint locking mechanisms, complete with integrated access control and daytime hold-back functionality for flexible operational use.
• Comprehensive Application Versatility: The product suite accommodates diverse installation requirements, including 9mm and 13mm Uni-Jet fittings, overhead DTN 80 closers, and underfloor UFO solutions for commercial powered-opening applications.
• Integrated Safety and Performance Standards: Entry-level friction stay ranges are engineered in conjunction with supplementary security components to meet modern rigorous testing standards, ensuring regulatory compliance without compromising functional design.