UNION C-Series 3G115 5 Lever Deadlock

The UNION C-Series 3G115 5 Lever Mortice Deadlock (formerly known as Chubb) is a highly dependable, robust lock designed for timber doors. Renowned for its durability and high-quality construction, this deadlock is an excellent choice for both residential and commercial applications.

Engineered with security in mind, the 3G115 features advanced anti-pick and anti-saw protection. This includes a robust 14mm deadbolt reinforced with hardened steel rollers to resist physical attack. It is suitable for timber doors up to 50mm thick and is EN1634-1 approved for use on 60-minute timber fire doors, making it a versatile option for fire safety compliance.

This deadlock is available in multiple configurations to suit your installation. Please choose from the options below to select your preferred backset (40mm or 53mm), case depth (67mm or 80mm), finish (Polished Brass or Satin Chrome), keying option (Keyed Alike or Keyed To Differ), and packaging style.

Technical Specifications

• Mechanism: 5 Lever (Union C-Series)
• Backset: 40mm or 53mm (please choose from the options below)
• Case Depth: 67mm or 80mm (please choose from the options below)
• Case Height: 76mm
• Forend Length: 133mm
• Forend Width: 25mm
• Door Thickness: Suitable for timber doors up to 50mm thick
• Fire Rating: EN1634-1 certified for use on 60-minute timber fire doors
• Keys Supplied: 2

Key Features

• Trusted Heritage: Formerly known as Chubb, offering proven security and reliability
• Robust Security: Anti-pick and anti-saw features, including a 14mm deadbolt with hardened steel rollers
• Fire Safety: Approved for use on 60-minute timber fire doors
• Aesthetic Finish: Available in Polished Brass or Satin Chrome finishes with matching escutcheons supplied as standard
• Flexible Keying: Available Keyed Alike or Keyed To Differ to suit your security setup
• Peace of Mind: Backed by a 10-year manufacturer's guarantee