Yale's high security P2 double security nightlatches are suitable for timber external doors and are ideal for glass panelled doors. The lock is key operated from the outside and both key and lever handle operation from the inside.
eBay
The ERA Double Locking Nightlatches are designed to replace most front door lock, and are available with a 40mm and 60mm backset. The main lock bolt is “automatically” deadlocked when the door is closed, preventing the main bolt being retracted by a credit card.
eBay
Split follower locks incorporate different and separate functions on either side of the door. Right Hand Follower. 70mm backset. Lower bolt operated by external lever handle. Upper bolt deadlocks automatically when door is closed.
eBay
Locks with a 40mm backset are normally used where there is restricted space, such as on a narrow glass panelled door. Yale's High Security P1 Double Nightlatches are suitable for timber external doors and are ideal for glass panelled doors.
eBay
Width: 60mm. Backset: 60mm. Size: 60mm. Material: Brass. View this range. MPN: NLB101. Product Type: Nightlatch. Cleaning & Hygiene.
eBay
Suitable For Timber Doors. 40mm Narrow Night Latch Brass Traditional Night Latch. 60mm Standard Night Latch Brass Traditional Night Latch. Supplied With Cylinder & 3 Keys. 60mm Case Size (40mm Back Set).
eBay
Special feature Key Unlock. Latch bolt automatically deadlocks when door is shut - prevents credit card attack. Bolt can be held in the withdrawn position (only) with the use of the snib feature.
eBay
The Yale BS1 Standard Nightlatch is a high-security door lock with a metallic polished brass finish. This ANSI Grade 1 rated nightlatch is easy to install and comes with all the necessary hardware, instructions, and key included. Suitable for the entire door, this universal mounting nightlatch from Yale is a reliable choice for securing your home.
eBay