Yale B-BS2-CH-CH-40, BS2 British Standard Nightlatch, 40 mm, Chrome Finish, High Security Approved by Insurance Companies

Yale Chrome effect Deadlock Night latch (H)66mm (W)40mm.Recommended for use in conjunction with another lock such as a deadlock or Euro cylinder. - Manufacturers part numbers: B-BS2-CH-CH-40|55402

• Anti-card slip protection, prevents your lock from being vulnerable to this technique that only requires a card sized piece of plastic
• Supplied with 2 standard Yale keys and fixing pack for easy installation
• Internal nightlatch handle can be locked from the inside with a key, ideal for use with wooden doors with glazed panels
• High security TS007 1 star Rim Cylinder with reinforced exterior for anti-drill protection and components designed to resist known attack methods
• Automatic deadlock locks when closing the door for instant security and latch can be held back temporarily with snib button
• Traditional high security Yale Nightlatch approved to British Standard BS 8621:2007 and Police Secure by Design