BS3621 Fortress 5 Lever Mortice Sashlock

• Conforms to the BS 3621:2017; meets the exacting demands of insurance companies and the Police
• 20mm bolt throw for additional strength and security
• Designed with hardened steel plates to resist drilling and two hardened steel plates in the deadbolt to resist hacksawing
• Keys have 1.000 variations for added security
• All steel levers have false notching to resist lock picking
• Easily reversible latch bolt to enable both left and right handed operation.

Enhance your door security with the BS3621 Fortress 5 Lever Mortice Sashlock—a robust and insurance-approved locking solution designed to meet British Standard BS3621:2007 requirements. Ideal for use on external wooden doors, this high-security sashlock combines a latch and deadbolt in one unit, offering both functionality and protection in a single, integrated design.

Engineered for durability and resistance to forced entry, the Fortress Sashlock features a 5-lever mechanism with built-in anti-pick, anti-saw, and anti-drill protections, making it a top choice for homeowners, landlords, and property managers alike. It is often required to meet insurance specifications for domestic and rented properties.

This sashlock is available in polished brass or satin chrome finishes, complementing a wide range of door furniture while maintaining a professional and stylish appearance. Suitable for use with lever door handles on backplates, it allows for both locking and latch operation with the same unit.

Key Features:

• BS3621:2007 certified – meets insurance and security regulations

• 5 lever lock mechanism with anti-pick and anti-saw protection

• Deadbolt and latch combined in one unit

• Ideal for front, back, and side wooden doors

• Suitable for use with lever handles (not included)

• Available in satin chrome or polished brass

• Supplied with 2 keys, strike plate, faceplate, and fixings

The BS3621 Fortress 5 Lever Sashlock is a trusted choice for professionals and DIY installers alike. Whether you’re securing a home or rental property, it delivers reliable protection with smooth operation and a finish that blends seamlessly with modern or traditional door hardware.