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Our Blog

Picking the Right Astragal for a Non-Rated Door Pair: What the Opening Actually Demands

What This Article Covers -- and Who It Helps When two door leaves meet at the center of an opening without a center mullion, something has to close that gap. On a non-fire-rated pair, you have more fl...

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Oct 20, 2026 Our Blog

Why the Gap Around Your Fire Corridor Door Is a Smoke Problem, Not Just a Draft

The Gap You Can See Is the Gap Smoke Travels Through This article explains how smoke seals work on fire-rated corridor doors, who needs to care about them (facility managers, healthcare construction t...

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Oct 17, 2026 Our Blog

Great Grand Master Keying Explained: When Your Facility Outgrows a Three-Level Key System

What This Article Covers and Who It Helps A great grand master key (GGMK) system is the most complex key hierarchy used in commercial and institutional buildings. If you manage a university campus, a ...

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Oct 17, 2026 Our Blog

Restroom Accessory Rough-In on Renovation Jobs: Why the Wall Cavity Decides Everything Before You Order

The Unit Is Ordered. Now Someone Has to Open the Wall. This article is for contractors, facility managers, and project managers handling restroom renovations or tenant improvement work where an automa...

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Oct 17, 2026 Our Blog

Fail Safe vs. Fail Secure Is Only Half the Question: How Wiring Mode Shapes the Entire Access Control Sequence on a Mortise Lock Opening

The Decision That Happens After the Spec Is Written This article is for electrical contractors, low-voltage integrators, and facility managers who are past the point of choosing a fail safe electrifie...

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Oct 17, 2026 Our Blog

Insulated Access Panels at HVAC Chases: Picking the Right Door for the Thermal Envelope

Why the Access Panel at an HVAC Chase Is Not a Generic Opening This article helps contractors, facility managers, and mechanical coordinators choose and specify insulated access panels where HVAC chas...

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Oct 16, 2026 Our Blog

When the Wall Thickness Is Not What the Drawing Said: Specifying Adjustable Throat Frames for Variable Conditions

The Problem Nobody Budgets For: Wall Thickness That Does Not Match the Frame Order This article is for commercial contractors, project managers, and facility construction teams who have encountered a ...

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Oct 16, 2026

Patient Room Door Hardware in Behavioral Health and Acute Care: What Makes These Openings Different

Why Patient Room Openings Cannot Be Specified Like Standard Commercial Doors Hospital patient room hardware sits at the intersection of life safety, clinical workflow, infection control, and patient b...

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Oct 16, 2026

A Master Key Is Missing: The Step-by-Step Response Every Facility Manager Should Have Ready

What This Guide Covers -- and Who Needs It A lost master key is one of the most disruptive security events a facility can face. Unlike a lost change key, which exposes only one door, a missing master ...

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Oct 16, 2026

Both Levers Locked, No Key Override: What Happens to Your Access Control Sequence When Power Fails

The Power Goes Out. Both Levers Are Locked. Now What? This article is for contractors, security integrators, facility managers, and architects who specify or commission electrified mortise locksets wi...

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Oct 16, 2026

Rough-In Before the Tile Goes Up: Coordinating Recessed Auto Towel Dispenser Units in New Construction

What This Guide Covers and Who It Helps A recessed automatic roll paper towel dispenser and waste receptacle combination looks seamless on the finished wall. Getting there requires three separate trad...

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Oct 16, 2026

ASTM F2927 and Blast-Resistant Doors: What Specifiers Need to Know Before Writing the Opening

Why Blast-Resistant Door Specifications Start With the Right Standard This article is for architects, security consultants, and construction managers who need to specify blast-resistant door assemblie...

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Oct 15, 2026

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