Chubb 5 Lever Mortice Locks

This old style Union deadlock does not comply to current British Standards so should only be used as a like for like replacement. For current British Standard version see Union 3G114E.

This is probably our most highly recommended deadlock, built to current British Standards, this top of the range Union 3G114E is a proven work horse. Providing the highest levels of security and the best of build qualities, this is the benchmark all others work towards.

Due to its custom case size the 3G110 is usually utilised as a like for like replacement. Although not made to British Standards we have found this to be one of the best deadlocks around and our expert team of Master Locksmiths would recommend it highly.

• BS3621 Rated - Retro Fit for Chubb 3G110 locks
• Springless lever mechanism provides long-lasting durability and lost motion action
• Extended 20mm bolt throw
• Unique mechanism provides smooth key operation
• Anti-saw: 20mm deadbolt with hardened steel pins
• Anti-drill: hardened steel plates on both sides
• Anti-pick: unique springless lever mechanism
• Easy retrofit solution

With its long case height this lock is perfectly suited to fit to doors requiring a longer body whether for replacement or new install. Inside is a 5 lever detainer mechanism for added security and we offer a choice of finishes and key options.

The 3K74E is Unions top of the range sashlock. It has a roller latchbolt so needs no adjustment to fit on either side of the door and comes in a range of sizes and finishes. After many installations this lock comes very highly recommended by our Master Locksmiths.

This Union sashlock has a long horizontal body making it suitable for locations where you want the handle to be inset further from the side of the door. 5 Lever Detainer lock