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14 Articles

cylindrical locksets ×

Fire-Rated Cylindrical Locksets: What the UL Listing Actually Requires at the Opening Level

Why the Lock Label Alone Does Not Make the Opening Fire-Rated This article is for facility managers, commercial contractors, and architects who specify or maintain doors with cylindrical locksets on f...

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Jul 31, 2026

Locking the Classroom From the Inside: How Classroom Intruder Locksets Work and What Schools Actually Need to Specify

Why the Old Classroom Lock Became a Liability This article explains how classroom security lockdown locksets work, what lockdown functions are available, how they interact with egress code, and what s...

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Jul 24, 2026

When the Building Still Has Round Knobs: Replacing Legacy Cylindrical Locksets Without Losing the Door Prep

What This Article Covers and Who It Helps Older commercial buildings -- schools built before the 1990s, industrial plants, government offices, and medical clinics that have not been renovated -- are s...

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Jul 21, 2026

Electrified Mortise Locksets vs Electrified Cylindrical Locksets: Picking the Right Platform Before the Door Gets Prepped

Which Electrified Lock Platform Belongs on This Opening? This article helps commercial contractors, facility managers, and specifiers choose between electrified mortise locksets and electrified cylind...

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Jul 19, 2026

Apartment Entrance Function Locksets: Choosing the Right Lock for Multi-Family Building Security and Egress

What This Article Covers and Who It Helps Specifying locksets for apartment building entrances is not the same as picking a lock for an office door. Multi-family residential entrances carry overlappin...

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Jul 12, 2026

Reading the ANSI A156.2 Grade on a Cylindrical Lockset Before the Hardware Schedule Ships

Why the Grade Number on a Cylindrical Lock Matters More Than the Brand Name This article explains what ANSI/BHMA A156.2 grades mean for cylindrical locksets and latches, why the grade classification b...

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Jul 3, 2026

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

Dead-Latch vs Spring-Latch Cylindrical Locksets: Which One Belongs on Your Opening?

The Latch Mechanism Behind Every Cylindrical Lockset Matters More Than Most Specs Acknowledge When a contractor, facility manager, or architect orders a cylindrical lockset, the conversation usually c...

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Jun 26, 2026

Why the Grade 2 Office Entry Knob Gets Ordered in the Wrong Finish When the Hardware Schedule Ships Before the Finish Schedule Is Approved

The Problem That Shows Up at Punch List: A Satin Chrome Knob on a Brushed Brass Door This article is for commercial subcontractors, facility managers, and project architects managing hardware submitta...

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Jun 22, 2026

Privacy Knob Latchsets in Multi-Unit Buildings: Why the Finish Lead Time Derails Schedules Nobody Planned For

What This Article Covers and Who It Helps This guide is for contractors, facility managers, and project managers who specify or purchase Grade 2 privacy knob latchsets for apartment corridors, dormito...

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Jun 6, 2026

Passage Knob Latches on Interior Doors: When Grade 2 Is Enough and When It Quietly Becomes a Problem

What This Article Covers A Grade 2 passage knob latch looks simple on the hardware schedule: no locking function, no keying, low cost, fast lead time. For many interior doors it is exactly the right c...

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Jun 5, 2026

Passage Knob Latches in Commercial Buildings: Why Grade 2 Is the Right Call — Until It Isn't

What This Article Covers This guide helps contractors, facility managers, and architects make the right call on passage knob latches for commercial interior doors. Specifically, it addresses when a Gr...

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May 20, 2026

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