Trade Door Handles is now open in Carlisle with a dedicated ironmongery showroom and trade counter. Explore a wide range of architectural ironmongery, tools, and hardware, supported by decades of...
A practical guide explaining what door stops are, the different types available, where to position them, and how to choose the right option for internal, external and commercial doors.
Learn what door closers are, how they work, the different types available, what door closer sizes mean, and how to choose the right model for domestic, commercial and fire door...
Learn what deadlocks are, how they work, where they are used, the difference between deadlocks and sash locks, and which type is best for internal or external doors in the...
A practical guide to ball bearing hinges, including what they are, why they are now the go-to hinge, how they compare with regular and washered hinges, and what Grade 7,...
Learn what a door lock backset is, how it affects door handle positioning, and how to measure it correctly when installing locks and latches.
A door handle backplate is the plate fitted behind a door handle that connects the handle to the door and works with locks or latches. This guide explains the different...
A clear glossary explaining common architectural ironmongery and door hardware terms including locks, hinges, cylinders and handles used across the UK.
A complete guide explaining the difference between 2, 3 and 5 lever mortice locks, including security levels, insurance standards, and which locks are best for internal or external doors.
Discover the new Trade Door Handles Carlisle showroom offering premium architectural ironmongery, door hardware, tools, and trade essentials. Trusted UK supplier since 1976.
An expert guide to Valli architectural hardware, covering design heritage, door handles, finishes, accessories, PVD technology and how to specify Valli for UK projects.
In 2026, T.H. Wiggans Ironmongery celebrates 50 years of trusted architectural ironmongery expertise—introducing Trade Door Handles as our nationwide online arm.
ISEO is a renowned Italian manufacturer of premium lock cylinders. This in‑depth guide explains the differences between ISEO’s F‑series and R‑series cylinders, explores star ratings and pin counts, and helps...
