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152 Articles

commercial door hardware ×

Propping vs. Holding Back: When a Mortise Lock Hold-Back Function Is the Right Answer for Your Door Schedule

What This Article Covers This guide is for commercial hardware specifiers, facility managers, and installing contractors who encounter doors that need to stay latched open during business hours -- but...

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Aug 3, 2026 Our Blog

Full Surface vs. Full Mortise Continuous Geared Hinges: Choosing the Right Configuration When the Door Is Already Hung

The Configuration Decision That Trips Up Retrofit Projects This article is for facility managers, commercial installers, and project managers who are replacing failed or undersized hinges on an existi...

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Aug 2, 2026 Our Blog

The Concealed Offset Panic Threshold: What Specifiers Get Wrong Before the Floor Goes Down

What This Article Covers and Who It Helps This guide explains how panic thresholds with a concealed offset work, why they are misspecified more often than almost any other threshold type, and what spe...

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Aug 1, 2026 Our Blog

When an Exit Device Stops Latching: How the Cam and Housing Assembly Fails and What to Do Before Replacing the Whole Device

The Bar Moves But the Door Does Not Latch: A Common Exit Device Problem With a Specific Cause This article is for facility managers, commercial installers, and maintenance technicians who are troubles...

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Jul 30, 2026

Hinge Weight Ratings vs Door Cycle Counts: Matching the Right Grade to How Hard the Opening Actually Works

Two Numbers That Both Have to Be Right This article explains how hinge weight capacity and cycle count durability ratings work together -- and what happens on real openings when only one of them gets ...

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Jul 29, 2026

Hold-Back Function on a Mortise Lockset: When Latching Is the Problem, Not the Solution

What This Article Covers This guide is for contractors, facility managers, and architects who encounter the hold-back function on a mortise lockset and need to understand what it does mechanically, wh...

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Jul 28, 2026

Residential Weight Butt Hinges on Light Commercial Doors: Where the Grade Line Gets Crossed

What This Article Covers and Who It Helps This guide is for facilities managers, commercial subcontractors, and architects who have encountered a door that looks fine on paper but starts failing withi...

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Jul 27, 2026

Concealed Leaf Continuous Hinges: What the Hidden Leaf Actually Changes on the Job Site

What This Guide Covers and Who It Is For Concealed leaf continuous geared hinges are specified on commercial openings where aesthetics, security, or sightline requirements push the hardware as close t...

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Jul 26, 2026

Finish Selection for Non-Ferrous Ball Bearing Hinges: Why Material Choice Outlasts the Coating Decision

What This Guide Covers and Who It Is For When a door schedule calls for a non-ferrous hinge, the conversation usually stops at finish number. But for contractors specifying openings in coastal buildin...

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Jul 24, 2026

Square Barrel vs. Round Barrel Butt Hinges: Why the Barrel Shape Matters on Decorative and Institutional Openings

What This Article Covers and Who It Helps When a hardware schedule simply calls for a 4-1/2 x 4-1/2 full mortise butt hinge , most contractors reach for whatever ships fastest. But barrel shape is a r...

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Jul 23, 2026

Shop Drawing Review for Door Hardware: What Gets Caught Before the Order Ships

What This Article Covers A door hardware shop drawing review is the formal process of checking a submitted hardware schedule and supporting documentation against the project's contract documents befor...

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Jul 22, 2026

Concealed vs. Exposed Gear: Why the Hinge Profile You Pick Changes the Retrofit Job Completely

What This Article Covers and Who It Helps When a facility manager or contractor decides to swap aging butt hinges for a full-height continuous geared hinge, the first question is almost never the righ...

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Jul 22, 2026

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