David Bolton 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... commercial hardware door closers hardware specification hinges maintenance Sep 3, 2026 Our Blog
David Bolton Fastener Failure at the Frame: Why Screw Type Matters More Than Torque on Hollow Metal Hinge Installations This article is for commercial subcontractors, facility maintenance staff, and hardware specifiers who work with hollow metal frames and want to understand why the wrong hinge fastener -- even one tha... commercial hardware fasteners hinges hollow metal frames installation Sep 2, 2026 Our Blog
David Bolton 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... commercial doors door closers hardware specification hinges plain bearing Sep 2, 2026 Our Blog
David Bolton Hinge Shimming in the Field: How to Fix Door Alignment Without Pulling the Hardware When the Door Is Hung but Not Right: A Field Alignment Problem Every Installer Knows This guide is for commercial contractors, school and facility maintenance staff, and anyone responsible for keeping... commercial hardware door alignment field installation hinges hollow metal doors Sep 1, 2026 Our Blog
David Bolton Non-Ferrous Hinges in Corrosive Environments: When Stainless Steel or Brass Is the Right Call The Opening Condition Nobody Writes Into the Spec This article helps contractors, facility managers, and architects understand when standard steel hinges are the wrong material choice — and how to ide... commercial door hardware corrosion resistance hinges specification writing stainless steel hardware Aug 31, 2026 Our Blog
David Bolton When a 6-Inch Hinge Is the Right Call: Oversized Hinges on Heavy Commercial Doors Explained Why the Hinge Size on a Heavy Door Is a Structural Decision, Not a Catalog Upgrade This article is for commercial contractors, facility managers, and specifiers who have faced a door that keeps saggin... commercial door hardware full mortise hinges heavy duty hardware hinge specification hinges Aug 30, 2026 Our Blog
David Bolton Square Barrel vs. Round Barrel Hinges: When the Barrel Style Is an Architectural Decision, Not a Catalog Default Why the Barrel Shape on a Full Mortise Hinge Deserves a Line in the Spec Most commercial door hardware schedules call out hinge size, weight, material, and finish — and stop there. The barrel style (s... architectural hardware decorative hardware hardware specification hinges stainless steel hinges Aug 29, 2026 Our Blog
David Bolton Thread-Cutting vs. Thread-Forming: Getting Hinge Fasteners Right on Hollow Metal Frames Why the Fastener Under the Hinge Leaf Matters More Than Most Installers Realize This article is for commercial subcontractors, facility maintenance teams, and hardware specifiers who install or replac... commercial door hardware fasteners hinges hollow metal frames installation Aug 28, 2026 Our Blog
David Bolton Why Plain Bearing Hinges Fail Before the Door Does: Reading the ANSI Grade Before You Order The Hinge Passed Spec on Paper and Still Failed in the Field This article is for contractors, facility managers, and specifiers who have ordered what looks like a perfectly acceptable commercial hinge... ANSI hinge grades commercial door hardware fire door hardware hinges plain bearing vs ball bearing Aug 22, 2026 Our Blog
David Bolton Plain Bearing vs. Ball Bearing Hinges: Why the Wrong Choice Follows You Through the Life of the Door The Decision Nobody Thinks About Until Something Goes Wrong Plain bearing and ball bearing hinges look nearly identical in a catalog photo. They arrive in the same ANSI sizes, carry the same knuckle c... ANSI BHMA commercial door hardware door hardware specification facility maintenance hinges Aug 20, 2026 Our Blog
David Bolton When the Hinge Pin Is the Security Risk: Plain Bearing Hinges on Outswing Doors and the NRP Decision The Problem Nobody Notices Until After the Break-In On most commercial doors, the hinge is an afterthought. You specify the lock, the closer, the exit device, and the hinge just fills the remaining li... NRP commercial door hardware hinge specification hinges outswing door security Aug 16, 2026 Our Blog
David Bolton Heavy Weight vs. Standard Weight Hinges on Fire-Rated Doors: Why the Wrong Choice Fails the Annual Inspection What This Article Covers and Who It Helps This guide is for commercial contractors, facility managers, and architects who specify or maintain hinges on fire-rated door assemblies. It focuses on a spec... NFPA 80 commercial hardware fire-rated doors hinges inspection compliance Aug 13, 2026 Our Blog
