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Our Latest Posts

Classroom Function Timing: Why a Misaligned Cam Turns a Lockdown Drill Into a Real Emergency

The One Mechanical Step That Can Fail a Lockdown This article explains what classroom function timing is, why it goes wrong, and how facilities staff and hardware contractors can identify and correct ...

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Oct 5, 2026 Our Blog

Where to Mount a REX Sensor So It Actually Works: Height, Angle, and Coverage Decisions at the Door

The Sensor Is Installed. The Door Still Does Not Release. Sound Familiar? Request-to-exit (REX) sensors are a small but critical component of every electrified door opening. Mount one two inches too h...

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Oct 5, 2026 Our Blog

The Outside Lever Is Locked: How a Double-Cylinder Deadbolt Electrified Mortise Lock Changes Your Access Control Sequence

What This Article Covers This guide is for commercial contractors, access control integrators, and facility managers specifying an electrified mortise lock where both the deadbolt and the outside leve...

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Oct 5, 2026 Our Blog

Hinge Side vs. Lock Side: Choosing the Right Door Closer Mounting for the Opening

Why the Mounting Side Matters More Than Most People Think This article helps contractors, facility managers, and hardware specifiers choose between hinge-side (pull-side regular arm) and lock-side (pu...

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Oct 4, 2026 Our Blog

UL 752 Bullet-Resistant Door Levels Explained: How to Match the Opening to the Threat

What This Article Covers This guide explains the UL 752 standard for bullet-resistant doors and frames, breaks down what each protection level means in plain language, and helps architects, security c...

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Oct 4, 2026 Our Blog

Fail Safe Electrified Mortise Locks with Both Levers Locked: When the Opening Demands Full Bilateral Control

The Opening That Has to Stay Controlled in Both Directions This article explains a specific and often misunderstood configuration of electrified mortise locksets: the fail safe function where both the...

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Oct 4, 2026 Our Blog

Why Steel Doors Fail in Chemical Exposure Areas — and What FRP Doors Do Differently

The Problem With Steel in Corrosive Environments In most commercial buildings, hollow metal doors are the right call. They are durable, fire-ratable, and well-understood by every contractor and facili...

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Oct 3, 2026 Our Blog

The Gasket Gap That Kills Your STC Rating: Acoustic Sealing for Sound-Rated Door Assemblies

Why the Door Rating Means Nothing Without the Right Gasket This article explains how acoustic door gasketing works, why it controls the real-world Sound Transmission Class (STC) performance of an oper...

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Oct 3, 2026 Our Blog

Three Mortise Lock Functions, One Door Type: How to Pick the Right One for Apartment, Exit, and Public Toilet Openings

Same Door, Wrong Function: A Costly Mistake on Multi-Use Buildings This post is for contractors, facility managers, and specifiers who work on buildings where a single door opening could serve more th...

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Oct 3, 2026 Our Blog

The Frame Is Fine, the Door Is Not: How Half Surface Hinges Solve Retrofit Hinge Problems Without Touching the Frame Prep

When the Opening Has Already Been Built, but the Hardware Has Not This article is for contractors, maintenance technicians, and facility managers who are replacing doors on existing frames and cannot ...

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Oct 2, 2026 Our Blog

No Grasping, No Pinching, No Twisting: How to Specify ADA-Compliant Door Hardware Operability Across Every Opening Type

What the No-Grasp Rule Actually Means at the Door Opening This article helps contractors, facility managers, and architects understand the ADA operability requirement for door hardware -- the rule tha...

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Oct 2, 2026 Our Blog

Wiring an Electrified Mortise Lock for Fail Secure Operation: The Power-Up Sequence That Trips Up Field Teams

What This Guide Covers and Who It Helps Fail secure electrified mortise locksets are specified on dozens of opening types — server room doors, pharmacy access points in healthcare facilities, stairwel...

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Oct 2, 2026 Our Blog

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