Our Checkatrade feedback shows reliability, professionalism and integrity.

Finding out the type of lock that you have can help you find the resources online that could resolve a problem. To this end Britannia Master Locksmiths have put together a visual guide for your convenience and the most popular and generally fitted to homes are shown in the graphics.

In most cases there is a linking page to specific detail. Selecting a graphic shows an enlarged version.

5 Lever BS3621 Deadlock

5 Leaver BS3621 Sashlock

Night latch with Rim cylinder

Night latch with Rim cylinder

BS3621 Escape Nightlatch

Euro Cylinder and Turn


Double euro cylinder

Rim Cylinder

Multi Point Locking System

3 Leaver Deadlock

Single Cylinder

Oval Cylinder and turn

Garage Door Lock

ERA 3 Leaver Sashlock New Style

Professional and Efficient Service

Britannia locksmiths provided us with a very professional job that ensured we were able to keep our property safe and secure.

Locksmith Customer April 9, 2018