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20 Articles

pin × fire door compliance ×

Exit Device Prep on Hollow Metal Doors: What Gets Cut Wrong Before the Device Ever Ships

Why Door Prep Is the Decision That Happens First -- and Hurts Last This article is for commercial subcontractors, door and hardware suppliers, and facility project managers who specify or install exit...

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Jul 26, 2026 Our Blog

UL 1784 Smoke Leakage Compliance Basics: What Every Specifier Needs to Know Before the Door Gets Labeled

What This Article Covers and Who It Helps If you are specifying, installing, or inspecting fire-rated door openings that must control smoke migration, UL 1784 is the standard that governs whether your...

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Jul 25, 2026 Our Blog

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 Our Blog

Door Sweep Alignment on Uneven Floors: How the Sill Gap Changes What Your Brush Seal Can Actually Do

What This Article Covers and Who It Helps A door sweep looks like one of the simplest items in a hardware set. Screw it to the bottom of the door, done. But on job sites with settled concrete, uneven ...

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Jul 20, 2026 Our Blog

Spring Hinge Combination Tables: Why the Count You Picked on Paper Fails When the Door Hits the Frame

The Problem Nobody Catches Until the Inspector Does A door swings open and stays there. Or it slams before the latch can catch. Or the inspector notes that the fire-rated assembly is not self-closing ...

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Jul 16, 2026 Our Blog

Door Held Open Alarms: How to Stop Propped Doors Before They Become a Security or Safety Problem

What This Article Covers Door held open alarms detect when a door stays open past a set time limit and trigger an audible alert before a propped door becomes a security breach, fire hazard, or code vi...

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Jul 6, 2026 Our Blog

Door Closer Leaking Fluid: How to Diagnose the Source and Decide Whether a Seal Repair or Full Replacement Makes Sense

Why This Matters to Maintenance Teams, Contractors, and Facilities Staff A door closer leaking hydraulic fluid is one of the more common service calls in commercial buildings -- schools, healthcare fa...

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Jun 27, 2026

Anti-Ligature Silicone Bulb Seals on Fire-Rated Doors: The Spec Detail That Gets Skipped Until the Behavioral Health Inspection

Two Compliance Tracks, One Perimeter Seal Anti-ligature fire and smoke perimeter seals are one of the most narrowly targeted products in commercial door hardware — and one of the most frequently under...

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Jun 2, 2026 Our Blog

Replacing an Electric Hinge Mid-Project: The Cable Routing Decisions That Get Made Too Late

What This Article Covers This guide is for commercial contractors, facility managers, and project superintendents who discover mid-project that an electric hinge needs to be swapped out, upgraded, or ...

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May 16, 2026 Our Blog

Why a Cast Brass Kick-Down Holder Outlasts the Door Schedule That Specified It

The Short Answer on Kick-Down Door Holders A kick-down door holder is a foot-operated device that holds an open door in place against floor contact. The user steps down on a lever or paddle to deploy ...

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May 11, 2026 Our Blog

The Fire Door Audit That Gets Heavy-Duty Kick-Down Holders Flagged Every Time

Why This Comes Up at Inspection -- Not at Spec Time This article is for facility managers facing an annual fire door inspection, contractors walking a punch list, and anyone who has ever found a kick-...

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Apr 23, 2026 Our Blog

Manual Flush Bolts on Inactive Door Leaves: The Rod Length Decision That Bites You After the Door Is Hung

Why the Rod Length on a Manual Flush Bolt Is Not a Minor Detail This article helps contractors, facility managers, and hardware specifiers understand how manual lever extension flush bolts work on the...

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Apr 23, 2026 Our Blog

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