Technical Insights

Automatic Multipoint Lock Closing Sequences for Door Manufacturers

11/11/2026
For a door manufacturer, the main reason to select an automatic multipoint lock is straightforward: the door should engage its…
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Panic Bar Length Selection for Door Manufacturers and Distributors

11/11/2026
A panic bar order needs two length decisions: how the complete device fits the door, and how much of its…
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Electronic Lock Maintenance Handover for Accurate Replacement Orders

11/10/2026
Electronic lock maintenance handover should leave the next service team able to identify the installed lock and order the correct…
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Multipoint Lock Faceplate Protection from Packing to Door Assembly

11/10/2026
Protect a multipoint lock faceplate through packing, transport and receiving before putting it into the door. A long strip can…
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Panic Exit Device Outside Trim for Keyed Access or Free Entry

11/10/2026
Choose panic exit device outside trim by the access it must provide: key-controlled entry, an always-operable outside lever, or a…
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Electric Lock Selection for Access Control and Manual Entry

11/09/2026
Choose an electric lock for access control by defining what the door must do after a valid credential, when somebody…
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Multipoint Lock Replacement When 92 mm Centres Are Not Enough

11/09/2026
A 92 mm handle-to-cylinder centre distance does not identify a complete multipoint replacement. TOPTEK Auto Lock 4592 and PD1000 both…
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Rim vs Surface Vertical Rod Exit Devices for Door Pairs

11/09/2026
A rim exit device latches at the side of the opening. A surface vertical rod device operates latches at the…
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TKAU6400 and Electric Strikes: Check the Latch Interface Before Ordering

11/07/2026
When a system integrator pairs a TKAU6400 mechanical mortice lock with an electric strike, the first decision is mechanical: can…
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EN72SL or EN85SL Sash Locks: Match the Model Before Door Preparation

11/07/2026
For a door manufacturer ordering TOPTEK sash mortise locks, the family name is only the starting point. Select the centres,…
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