ERA BS3621:2007 Double Locking Nightlatch – 40mm Backset – Black Case/ Cylinder

Description

• This British Standard high security nightlatch complies with BS3621:2007 and falls in line with the new European Standard (BS EN 12209)
• Features an integral cylinder pull which protects the cylinder from being drilled
• Includes 20mm bolt throw for extra strength and security
• This product is ideally suited to glass panelled wooden doors
• It’s designed with an internal lockable handle, offering added security against forced entry
• The bolt can be held in the withdrawn position only with the use of the snib feature
• Operation is by key from the outside and by handle from the inside
• Cannot be forced with a credit card – main lock bolt automatically deadlocks
• Backset is the measurement from the edge of the door to the centre of the keyway