Industry News & Engineering Insights
Explore the latest articles on architectural hardware standards, precision engineering, access control technologies, and global project case studies from TOPTEK.
Technical Insights
Electric Door Loop vs Power Transfer Hinge: Wiring, Door Movement and RFQ Guide
TL;DR Choose an electric door loop when the project accepts a visible or protected flexible cable path between frame and door and...
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Technical Insights
Mortise Cylinder Cam and Length Selection: Lock Interface, Projection and RFQ Guide
TL;DR A threaded mortise cylinder is not defined by diameter or keyway alone. The body length, thread engagement, collar or guard, finished...
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Technical Insights
Lever Handle on Rose Guide for Commercial Doors: Fixing, Spindle, Return and RFQ Checks
TL;DR A lever handle on rose must be approved as part of the complete lock-and-door interface. Buyers should freeze the rose and...
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Technical Insights
Commercial RFID Door Lock Guide: Reader, Credential, Mortise Lock and Access-Control Integration
TL;DR A commercial RFID door lock is a system, not one interchangeable component. The credential and reader must belong to an approved...
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Technical Insights
Multipoint Lock Faceplate Bending Guide: Packaging, Transport, Receiving Inspection and Door Assembly
TL;DR Multipoint lock faceplate bending can begin before the mechanism reaches the door or can be created when a straight strip is...
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Technical Insights
Fire-Rated Exit Device Guide: Door Compatibility, Latching, Documentation and RFQ Checks
TL;DR A fire rated exit device cannot be approved from the push bar name alone. The exact door, frame, latch or rod...
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Technical Insights
Electronic Mortise Lock Commissioning Checklist: Entry, Egress, Monitoring and Power-Loss Tests
TL;DR Commission the complete electronic opening, not the lock in isolation. Verify door preparation and mechanical movement first. Then test normal secured...
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Technical Insights
Multipoint Lock for Timber Door vs Aluminium Door: Profile Depth, Faceplate, Reinforcement and Fixing Guide
TL;DR Select a multipoint lock from the actual door section, not the material name alone. Timber doors require a controlled edge recess,...
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Technical Insights
Panic Bar Maintenance Checklist: Fasteners, Touch Bar, Latch, Strike and Door Alignment
TL;DR Inspect a panic bar as part of the complete opening. Confirm the door closes freely, then check visible fasteners, covers, touch-bar...
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Technical Insights
Electronic Mortise Lock Wiring Guide: Voltage Drop, Door Power Transfer, Conductors and Connector Planning
Electronic Mortise Lock Wiring Guide: Voltage Drop, Door Power Transfer, Conductors and Connector Planning TL;DR Electronic mortise lock wiring should be designed...
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Technical Insights
Multipoint Lock Cylinder and Handle Compatibility Guide: Centres, Spindle, Cam and Deadlocking Sequence
Multipoint Lock Cylinder and Handle Compatibility Guide: Centres, Spindle, Cam and Deadlocking Sequence TL;DR A multipoint lock, cylinder and handle set must...
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Technical Insights
Panic Bar Dogging Function Guide: Mechanical Hold-Open, Cylinder Control and Fire-Door Boundaries
Panic Bar Dogging Function Guide: Mechanical Hold-Open, Cylinder Control and Fire-Door Boundaries TL;DR Dogging is a hold-open or latch-retracted operating mode found...
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