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25 Articles

panic exit device × commercial door hardware ×

Fail Secure vs. Fail Safe on an Electrified Mortise Lock: How the Wrong Choice Creates a Code Problem

What This Article Covers and Who It Helps When an electrified mortise lockset shows up on a hardware schedule, one of the first decisions is deceptively simple-looking: fail secure or fail safe? That ...

access control hardware commercial door hardware electrified mortise locks fail secure fail safe life safety code compliance

Sep 6, 2026

Interlocking Thresholds for Security Applications: Where the Floor Seal Becomes Part of the Defense

What This Article Covers This guide explains how interlocking thresholds contribute to door security at commercial openings, which building types benefit most, and what specifiers and facility teams n...

commercial door hardware door security facility security perimeter sealing thresholds

Aug 24, 2026 Our Blog

Mantrap Installations: How to Specify the Right Hardware for a Two-Door Security Vestibule

What This Guide Covers and Who It Is For A mantrap, also called a security vestibule or airlock entry, is a controlled access passage that uses two doors in sequence to prevent tailgating and unauthor...

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Aug 20, 2026 Our Blog

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

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 Our Blog

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...

commercial door hardware door hardware submittals hardware schedule shop drawing review specification compliance

Jul 22, 2026 Our Blog

Electrified Mortise Locksets vs Electrified Cylindrical Locksets: Picking the Right Platform Before the Door Gets Prepped

Which Electrified Lock Platform Belongs on This Opening? This article helps commercial contractors, facility managers, and specifiers choose between electrified mortise locksets and electrified cylind...

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Jul 19, 2026 Our Blog

Mortise Exit Devices vs Rim Exit Devices: Choosing the Right Panic Hardware for the Opening

What This Article Covers -- and Who It Helps When a hardware schedule calls for panic hardware, one of the first decisions is whether to use a rim exit device or a mortise exit device . The choice aff...

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Jul 12, 2026 Our Blog

Specifying Double-Acting Door Hardware Sets: What Changes When the Door Swings Both Ways

What Is a Double-Acting Door, and Why Does the Hardware Set Change? A double-acting door swings freely in both directions from a center-hung pivot point rather than hinging to one side of the frame. Y...

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Jul 6, 2026 Our Blog

Rim Fire Exit Devices on Wide Doors: Why the 48-Inch Rail Decision Gets Made After the Strike Alignment Is Already Wrong

What This Article Covers and Who It Helps This guide is for commercial contractors, facility managers, and architects who are specifying or replacing a rim-style fire exit device on a single door wide...

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Jun 10, 2026 Our Blog

Surface Vertical Rod Exit Devices on Tall Doors: Why the 8-Foot Door Prep Changes the Strike Sequence Before Any Hardware Ships

Why Tall Doors and SVR Exit Devices Are a Combination That Trips Up Even Experienced Contractors This article is for commercial contractors, facility managers, and architects specifying or replacing s...

SVR panic hardware commercial door hardware egress compliance exit devices fire-rated exit hardware

Jun 10, 2026 Our Blog

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