Union Auto Deadlocking Nightlatch

Application: For wood doors from 35mm to 60mm thick hinged on the left or right opening inward. Variants also available for outward opening doors. Suitable for both exterior and interior doors and recommended for glass panelled doors. May be supplied masterkeyed. Designed for those applications requiring an internal locking handle. Operation: The bolt is withdrawn by key outside and handle inside, unless handle is locked by key. Handle can be locked by one revolution of key in both its normal or rotated positions. When the handle is locked whilst in rotated position, the bolt is held withdrawn. Bolt may be snibbed in the withdrawn position. When door is closed bolt is automatically locked against end pressure by the anti-thrust slide. Standards: Made in the UK. Case Finish: White Enamel (WE), Champagne Gold (CG), Electro Brass (EB) Backset: 40mm or 60mm Case & Keep Material: Zinc. Bolt: Brass with hardened steel insert. Handle: Zinc.