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85 Articles

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Cylinder Pinning Kits Explained: How to Pick the Right Kit for the Job, the Brand, and the Setting

What Is a Cylinder Pinning Kit -- and Why Does Kit Format Matter? A cylinder pinning kit is a packaged set of driver pins, bottom pins, master pins, springs, and related consumables used to rekey or m...

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Jul 11, 2026 Our Blog

Why Your Door Sweep Insert Fails Before the Aluminum Does: Choosing the Right Brush or Blade for the Job

The Part That Fails First Is Not the Part Most People Order This guide is for facility managers scheduling preventive maintenance rounds, contractors quoting door hardware replacements, and architects...

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Jul 11, 2026 Our Blog

How PoE Electric Hinges Deliver Data and Power to IP Door Devices Without a Separate Power Run

What This Article Covers -- and Who It Helps This guide explains how Power over Ethernet (PoE) electric hinges work, where they fit into a door opening, and what specifiers, integrators, and facility ...

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Jul 10, 2026 Our Blog

Cam-Lift Hinges and the Self-Closing Door Problem: When the Hinge Does the Work Instead of the Closer

What This Article Covers and Who It Helps Cam-lift hinges are a small product with a specific job: they use a camming action in the barrel to raise the door slightly as it opens, then let gravity and ...

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Jul 10, 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

What Section 081100 Actually Requires From Your Steel Door Spec Before the Shop Drawings Come Back Wrong

Why Steel Door Specs Under Section 081100 Break Down Early This article is for architects, commercial contractors, and facility managers who write or review specifications for hollow metal doors under...

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Jun 30, 2026 Our Blog

Why the Strike Locations on a Tall Door Multi-Point Lockset Get Miscalculated Before the Frame Is Ever Set

What This Article Covers -- and Who It Helps Multi-point locksets on tall commercial doors -- 8-foot, 9-foot, and taller openings -- create a specific coordination problem that does not exist on stand...

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Jun 30, 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 Our Blog

When the Replacement Lockset Does Not Match the Existing Door Prep: What to Measure Before You Order

Why the Door Prep Is the First Thing to Confirm -- Not the Last This article is for maintenance technicians, commercial subcontractors, and facility managers who need to replace a worn or damaged cyli...

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Jun 26, 2026

The Occupancy Indicator on a Privacy Mortise Latch: Why the Spec Gets Written Before Anyone Confirms the Door Prep

What This Article Covers and Who It Helps A Grade 1 privacy mortise latchset with an occupancy indicator is a specific tool for a specific problem: a single-occupancy restroom, a medical exam room, or...

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Jun 21, 2026

When the 48-Inch Rim Exit Device Strike Gets Located Wrong Because No One Confirmed the Door Handing Before the Frame Was Set

The Problem That Shows Up After the Frame Is Grouted In This article is for commercial subcontractors, facility managers, and project managers who are coordinating door hardware on single doors with a...

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Jun 19, 2026

Steel Flat Bar Astragals on Fire-Rated Door Pairs: Why the Meeting Stile Gap Gets Missed Until the Inspector Walks the Job

The Problem That Shows Up at the Wrong Time The door pair is hung, the exit devices are set, the closer is adjusted, and the hardware contractor is ready to hand off the opening. Then the authority ha...

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Jun 19, 2026

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