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 Cabinet Locksets for Furniture and Millwork: Choosing the Right Lock Before the Casework Ships Why Cabinet Lock Selection Deserves More Attention Than It Gets Cabinet locksets are among the most overlooked items on a millwork or furniture schedule -- until a school discovers its storage cabinet... cabinet locks cam locks furniture hardware key control millwork hardware Aug 27, 2026 Our Blog
David Bolton The Seal at the Center of the Door: How Meeting Stile Weatherstripping Works on Aluminum Pairs What Is a Meeting Stile Seal -- and Why Does It Matter? This article covers the weatherstripping that runs along the vertical center edge where two aluminum doors meet when both panels are closed. It ... aluminum doors door pairs meeting stile perimeter seals weatherstripping Aug 27, 2026 Our Blog
David Bolton When a Passage Mortise Latchset Goes Into the Wrong Opening: Matching Function to Door Reality What This Guide Covers and Who It Helps A Grade 1 passage mortise latchset is one of the most straightforward pieces of hardware in a commercial building — until it ends up on the wrong door. This gui... Grade 1 hardware commercial door locks door hardware specification mortise latchsets passage function hardware Aug 27, 2026 Our Blog
David Bolton Hotel Connecting Door Hardware: Getting the Lock Function Right on Both Sides What This Article Covers and Who It Helps Hotel connecting doors are one of the most frequently misspecified openings in hospitality construction. The hardware package looks simple on paper -- two doo... acoustic door seals commercial locksets connecting door locksets hospitality door hardware hotel hardware Aug 26, 2026 Our Blog
David Bolton Grade 1 or Grade 2? How BHMA Hardware Grades Actually Drive Decisions in Industrial Facilities What This Article Covers -- and Who It Helps If you maintain or specify hardware for a warehouse, manufacturing plant, food processing facility, or heavy industrial campus, you have probably been hand... BHMA Grade 1 commercial hardware specification door hardware selection hardware grades industrial door hardware Aug 26, 2026 Our Blog
David Bolton Your Phone Is the Key: What to Know Before Specifying Mobile Credentials and Reader Compatibility What This Article Covers -- and Who It Helps More facilities are moving away from plastic keycards and toward smartphone-based access control. If you are a contractor quoting an electrified opening pa... BLE readers access control commercial door hardware electrified hardware mobile credentials Aug 25, 2026 Our Blog
David Bolton 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... closer adjustment cold weather hardware door closers exterior door hardware facility maintenance Aug 25, 2026 Our Blog
David Bolton The Hold-Back Function on a Mortise Lock Is Not a Door Stop: What Happens When Facilities Use It That Way What This Article Covers and Who Should Read It This guide is for facility managers, contractors, and project specifiers who encounter mortise locksets with a hold-back function on their opening sched... commercial locks facility hardware fire door compliance hold-back function mortise lockset Aug 25, 2026 Our Blog
David Bolton Interlocking Thresholds for Security Applications: Where the Floor Seal Becomes Part of the Defense What This Article Covers This guide explains how interlocking thresholds contribute to door security at commercial openings, which building types benefit most, and what specifiers and facility teams n... commercial door hardware door security facility security perimeter sealing thresholds Aug 24, 2026 Our Blog
David Bolton Fire Door Annual Inspection: Why Hinges Fail the Walk-Through (And What to Do Before the Inspector Arrives) What This Article Covers and Who It Helps Every fire door in a commercial building must pass an annual inspection under NFPA 80. Facility managers, maintenance technicians, and the contractors they ca... NFPA 80 hinges annual fire door inspection ball bearing hinge commercial door hardware fire door compliance Aug 23, 2026 Our Blog
David Bolton How a Maglock Talks to Your Fire Alarm: Wiring the Release Circuit the Right Way What This Guide Covers and Who It Helps This article explains how electromagnetic locks (maglocks) must be wired to connect with a building fire alarm system. It is written for commercial electrical c... access control wiring egress compliance electrified hardware electromagnetic locks fire alarm integration Aug 22, 2026 Our Blog