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17 Articles

mortise locks ×

Hotel Function Mortise Locks: Why the Auto-Deadlocking Feature Is the Heart of the Spec

What This Guide Covers and Who It Helps Hotel function mortise locks serve a specific life-safety and security purpose that sets them apart from every other lockset function in a hardware schedule. If...

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Sep 10, 2026

Specifying Detention-Grade Mortise Locks: What Makes a Lock Appropriate for High-Security Institutional Openings

What This Article Covers This guide is for architects, security consultants, and facility managers specifying hardware for detention facilities, behavioral health units, juvenile facilities, and other...

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Sep 9, 2026

Privacy Mortise vs. Privacy Cylindrical: The Field Decision That Happens After the Door Is Already Hung

The Problem Arrives After Move-In, Not During Spec This article is for facility managers, maintenance contractors, and subs who are staring at a door that already has a privacy lock installed and need...

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Sep 8, 2026

Privacy Lock Mortise vs. Cylindrical: Choosing the Right Mechanism Before the Door Gets Drilled

Two Lock Bodies, One Function -- and the Choice Matters Before the Drill Touches the Door This article is for commercial contractors, facility managers, and architects who need a privacy-function lock...

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Aug 31, 2026

Cylindrical or Mortise Lockset: The Decision Criteria That Actually Drive the Right Choice

Why This Choice Matters Before the Door Gets Prepped Specifiers, commercial contractors, and facility managers face this question on nearly every project: cylindrical lockset or mortise? The answer is...

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Aug 15, 2026

Hold-Back Function on a Mortise Lock: What Actually Happens at the Door When You Activate It

What Is the Hold-Back Function on a Mortise Lock? A mortise lock with a hold-back function does one specific thing: it lets the occupant retract the latch bolt and keep it retracted without holding th...

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Aug 15, 2026

Occupied or Vacant? How Privacy Function Indicators Work (And Where ADA Complicates the Spec)

What This Article Covers and Who It Helps This guide explains how privacy function indicators -- sometimes called occupancy indicators or status indicators -- work on commercial locksets, which applic...

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Aug 14, 2026

Adding Card Access to an Existing Mortise Lock: What Actually Has to Change at the Door

What This Article Covers and Who It Helps Facility managers, security integrators, and commercial hardware specifiers frequently face the same challenge: a building already has solid-performing mortis...

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Aug 8, 2026

Sourcing Door Hardware for Historic Restoration: Period Accuracy, Modern Code, and What to Specify

What This Guide Covers and Who It Helps Historic restoration projects sit at a difficult intersection: the owner wants hardware that looks like it belongs to the building's original era, the architect...

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Jul 20, 2026

The Occupancy Indicator on a Privacy Mortise Latch: Why the Spec Gets Written Before Anyone Confirms the Door Prep

What This Article Covers and Who It Helps A Grade 1 privacy mortise latchset with an occupancy indicator is a specific tool for a specific problem: a single-occupancy restroom, a medical exam room, or...

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Jun 21, 2026

Privacy Mortise Latchsets: Why the Cointurn Function Gets Specified Wrong for the Room Type

The Problem Nobody Catches Until the Door Is Already Hung This article is for contractors, facility managers, and architectural specifiers who are selecting or reviewing privacy mortise latchsets for ...

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Jun 14, 2026

When the Mortise Lock Function Code Gets Changed After the Door Schedule Is Already Submitted

Why This Keeps Happening on Multi-Door Commercial Projects This article is for contractors, project managers, and specifiers who have been through the experience of submitting a hardware schedule, get...

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Jun 11, 2026

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