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28 Articles

door closers ×

Closer Torque Rating vs. Door Inertia: Why the Physics of Your Opening Determines the Right Closer Size

What This Article Covers -- and Who It Helps When a closer fails to latch a heavy corridor door or slams shut faster than it should, the instinct is to blame the spring adjustment. The real cause is u...

ADA compliance ANSI A156.4 closer sizing commercial hardware door closers

Sep 6, 2026

Cam-Action vs. Rack-and-Pinion Door Closers: Which Mechanism Belongs on Your Opening?

Two Mechanisms, One Job -- But Very Different Results This article explains the mechanical difference between cam-action and rack-and-pinion door closers, when each design has the advantage, and how t...

ADA compliance cam-action closers commercial hardware door closers specification guide

Sep 5, 2026

Door Closer Spring Size by Door Width and Weight: Getting the Number Right Before You Install

Why Spring Rate Is the First Closer Decision, Not an Afterthought This article helps contractors, facility managers, and specifiers choose the correct door closer spring size based on door width and w...

ADA compliance closer sizing commercial hardware door closers spring rate

Sep 4, 2026

Plain Bearing vs. Ball Bearing on a Door with a Closer: Why the Closer Is the Decision-Maker

The Closer Changes Everything About How a Hinge Wears This article is for commercial contractors, facility managers, and architects who are specifying or replacing hinges on doors that carry a door cl...

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Sep 3, 2026

When the HVAC Changes, Your Door Closers Need a Second Look

Why a New HVAC System Can Make a Perfectly Good Closer Fail This article is for facility managers, mechanical contractors, and building engineers who have noticed that doors are slamming, not latching...

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Sep 2, 2026

Why Plain Bearing Hinges Get Replaced Before Their Time: Understanding Load, Use Frequency, and the Closer Pairing Rule

The Hinge Nobody Questions Until It Starts Sagging Plain bearing hinges are among the most common hardware items on a commercial project, and they are also among the most commonly misapplied. This gui...

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Sep 2, 2026

Why the Door Coordinator Is the Most Overlooked Item on a Closer-Pair Hardware Schedule

What This Article Covers -- and Who Needs It If you are specifying or installing surface closers on a pair of doors, the door coordinator is not optional hardware -- it is the device that makes the en...

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Aug 30, 2026

Why Your Door Closer Slows Down in Winter -- and What to Do About It

The Problem That Starts Every January When outdoor temperatures drop, facility managers and maintenance crews across schools, healthcare campuses, and industrial plants start fielding the same complai...

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Aug 25, 2026

Pull Side vs. Push Side Closer Mounting: Choosing the Right Position Before the Door Goes Up

Why Mounting Position Is One of the First Closer Decisions You Make This article explains the practical differences between pull-side and push-side door closer mounting, when each position is appropri...

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Aug 23, 2026

Door Closer Cover Materials and Finish Options: What the Spec Should Actually Say

Why the Closer Cover Is Not Just a Cosmetic Decision This article covers the practical differences between door closer cover materials, the finish options specifiers and facility teams encounter on co...

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Aug 23, 2026

Soffit-Mounted Closer Installation: When the Frame Geometry Forces a Different Approach

What This Guide Covers and Who It Is For Soffit-mounted closer installation comes up when a standard top-jamb or parallel-arm configuration simply will not work with the frame geometry in front of you...

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Aug 19, 2026

Closer Body Crack vs. Valve Failure: How to Tell the Difference Before You Order a Replacement

Why Getting This Diagnosis Right Saves You a Second Trip This article helps contractors, facility managers, and maintenance technicians figure out whether a failing door closer needs a simple valve ad...

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Aug 17, 2026

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