Product Overview
Introducing the Legge 641 / 761 Value British Standard Mortice Sash Lock, a top choice for retrofit applications. With compact dimensions of 64mm x 108mm (or 77mm x 108mm for the 3" version), this lock minimizes carpentry work, saving you time during installation.
Security Features
Designed with hardened steel plates, the Legge BS3621 mortice lock offers exceptional resistance against drilling and hacksawing. Meeting the rigorous British Standard BS3621:2007, it features:
- 5 levers for enhanced security
- Anti-drill and anti-saw mechanisms
- A deadbolt that throws at least 20mm for positive deadlocking
Available in polished brass or satin chrome, this lock not only meets but exceeds security expectations.
Versatile Application
Suitable for doors up to 54mm thick, the Legge mortice lock is non-handed, making it adaptable for left or right-hinged doors that open inwards or outwards. Each lock comes with 2 keys, and additional keys can be ordered easily.
Keying Options
For those needing multiple locks to operate with the same key, our in-house locksmith team can key alike locks, ensuring convenience and efficiency.
Compliance and Insurance
Many insurance companies require locks on external doors to comply with BS3621 or BS8621. Always verify with your insurance provider to ensure compliance. The BSI kitemark on the faceplate confirms that this lock meets the necessary standards.
Additional Information
- Fire-rated for 1 hour on timber and composite doors, and 4 hours on metal doors.
- A range of associated parts, including key blanks and rebate sets, are available for purchase.
Installation Guidance
When replacing an existing lock, be aware that new locks may differ in size. Ensure your door is thick enough to accommodate the mortice lock, with a recommended minimum thickness of 44mm. For new timber doors, consider using Souber’s DBB morticer for efficient installation.
Conclusion
The Legge mortice lock combines quality, security, and versatility, making it a staple in the UK market. With a focus on retrofit applications and a compact design, it’s the ideal choice for enhancing door security.
