UNION 3G114E 5 Lever Mortice Deadlock, 80mm, Satin Brass
BS3621-certified UNION 5-lever mortice deadlock—80mm brass, anti-pick, anti-drill, fire door rated. Secure & insurance-approved.
The UNION 3G114E 5 Lever Mortice Deadlock from the C-Series is designed for secure timber doors, whether hinged on the left or right. With a deadbolt operation that can be locked or unlocked by a key from either side, this lock ensures robust security.
Equipped with force-resistant, anti-drill, anti-pick, and anti-saw features, it meets the BS3621:2007 British Standard, making it recommended by insurance companies. The lock includes a brass deadbolt with hardened steel rollers for enhanced durability. The striking plate and forend are finished in satin brass for a professional look.
This model comes with one plain escutcheon and one escutcheon with a cover plate, both matching the faceplate and strike. Key security is ensured with a standard differ, supplied with 2 keys (B-5LC cut, B-K722 blank). Additional keys can be requested for compliance with locksmith regulations.
Applications & Specifications
- Suitable for door thicknesses up to 50mm
- Case Dimensions: 80mm × 77mm (3 inches)
- Backset: 53mm (distance from door edge to keyhole centre)
- Bolt Throw: 20mm for secure engagement
- Fire Door Certification: EN1634-1 assessed for 60-minute timber fire doors
- Rebate Kit Available: B-3G114R (13mm, 19mm, 25mm)
This mortice deadlock is ideal for residential, commercial, and fire safety applications, providing insurance-approved security and reliable performance.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Timber doors (left or right hinged)
- Residential security doors
- Commercial door security
- 60-minute fire-rated timber doors
- Case Finish: Silver powder coat
- Box Strike Assembly: Painted to match forend
- Deadbolt: Brass with hardened steel rollers
- Keys Supplied: 2 standard difference keys (B-5LC cut, B-K722 blank)
- Not suitable for master keying
- Rebate Kit: B-3G114R (13mm, 19mm, 25mm available)
- Forend Finish: Satin Brass
- Case Size: 80mm × 77mm (3-inch)
- Backset: 53mm (edge of door to keyhole centre)
- Bolt Throw: 20mm
- Security Rating: BS3621:2007 certified (5 lever)
- Fire Door Certified: EN1634-1 (60-minute timber doors)
- Weight: 860g
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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