UNION C-Series

Making great mortice locks since 1958.

For almost 200 years, C-Series, formerly known as Chubb, has been the product range customers know and trust. Today, UNION C-Series locks are identical to the original, manufactured from start to finish here in the UK, and offering the same high security and quality customers expect.

The professionals choice.

Grown out of a family business, UNION is at the heart of the British lock industry and has long been the choice of professionals throughout the world. Today UNION leads the market in physical security by offering genuine British made products like C-Series that beat replica locks every time.

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3G114E BS 5 Lever Deadlock

Identical to the 3G114E formerly offered under the Chubb Locks name, and still the nation’s favourite 5 Lever deadlock.

3K74E BS 5 Lever Sashlock

Another national favourite, this 5 lever sashlock is also identical to the original Chubb Locks offering.