Bathroom Thumb Turn Explained: Types, Fitting and How to Choose
Everything you need to know about bathroom thumb turns, from how they create privacy on a bathroom door to spindle sizes, centres, indicator variants and how they compare to bathroom...
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What Is a Mortice Lock? A Complete Guide to Types and Sizes
Everything you need to know about mortice locks — what they are, the different types available, which doors they suit, standard sizes, and whether you need a joiner to fit...
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What Is a Sash Lock? Types, Sizes and Security Explained
Everything you need to know about sash locks — what they are, the difference between 2, 3 and 5 lever types, standard sizes, BS3621 security ratings, and where they should...
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How to Fit a Mortice Lock: A Step-by-Step Guide
A clear, step-by-step guide to fitting a mortice lock — from marking the door and chiselling the mortice pocket, to fitting the faceplate and keep, plus the tools you'll need...
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Door Stops: Types, Uses and How to Choose the Right One
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.
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Door Closers Explained: Types, Sizes, Uses and How to Choose the Right One
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...
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What Is a Deadlock? A Complete Guide to Deadlocks for UK Doors
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...
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Ball Bearing Hinges Explained: Uses, Grades, Sizes and Fire Door Advice
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,...
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What Is a Door Lock Backset? Meaning, Sizes and How to Measure
Learn what a door lock backset is, how it affects door handle positioning, and how to measure it correctly when installing locks and latches.
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What Is a Door Handle Backplate? A Complete Guide
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...
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Architectural Ironmongery Glossary: Door Hardware Terms Explained
A clear glossary explaining common architectural ironmongery and door hardware terms including locks, hinges, cylinders and handles used across the UK.
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What Is the Difference Between 2, 3 and 5 Lever Locks?
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.
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50 Years of Architectural Ironmongery Expertise in the UK
In 2026, T.H. Wiggans Ironmongery celebrates 50 years of trusted architectural ironmongery expertise—introducing Trade Door Handles as our nationwide online arm.
