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16 Articles

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NFPA 80 Fire Door Inspection: The 13-Point Annual Checklist Every Facility Needs

What This Article Covers -- and Who It Helps NFPA 80, Standard for Fire Doors and Other Opening Protectives , requires that every fire door assembly be inspected and tested annually. This guide walks ...

NFPA 80 annual inspection fire door hardware fire door inspection life safety compliance

Sep 6, 2026

Astragal Selection for Fire-Rated Door Pairs: What the Opening Schedule Has to Get Right

Why the Astragal Decision on a Fire-Rated Pair Is Not an Afterthought This article is for commercial contractors, facility managers, and specifiers who are working with labeled pairs of fire-rated doo...

NFPA 80 astragals door pairs fire-rated doors meeting stile hardware

Aug 30, 2026

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

Grade 2 Passage Latchsets on Fire-Rated Openings: Where the Spec Gets Quietly Wrong

When a Passage Latchset Ends Up on a Fire Door A passage latchset looks simple: no key, no thumbturn, just a lever that retracts a latch. But once that latchset goes on a fire-rated opening, the conve...

NFPA 80 UL 10C compliance door schedule specification fire-rated door hardware passage latchsets

Aug 8, 2026

Spring Hinge Combination Tables: Why the Count You Picked on Paper Fails When the Door Hits the Frame

The Problem Nobody Catches Until the Inspector Does A door swings open and stays there. Or it slams before the latch can catch. Or the inspector notes that the fire-rated assembly is not self-closing ...

NFPA 80 commercial hinges fire door compliance self-closing hardware spring hinges

Jul 16, 2026 Our Blog

Spring Hinge Count on Fire-Rated Commercial Doors: How the Combination Table Gets Ignored Until the Inspector Arrives

Why Spring Hinge Quantity on a Fire-Rated Door Is Not a Guess This article is for commercial contractors, facility managers, and project architects who specify or install self-closing hardware on fire...

NFPA 80 fire-rated door hardware hinge combination table self-closing hinges spring hinges

Jul 4, 2026 Our Blog

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...

NFPA 80 astragals commercial door hardware fire-rated door pairs seals and sweeps

Jun 19, 2026 Our Blog

ADA Offset Interlocking Thresholds: What Changes When the Floor Transition Happens Inside a Fire-Rated Opening

When an ADA Ramp Threshold Meets a Fire-Rated Door: What Actually Changes This article is for facility managers, commercial contractors, and specifiers who are selecting or replacing an ADA offset int...

ADA thresholds NFPA 80 accessibility compliance fire-rated door hardware interlocking ramp threshold

Jun 2, 2026 Our Blog

Spring Hinges Without a Closer: Where the Self-Closing Requirement Meets a Real-World Size Limit

What This Article Covers Spring hinges are specified on fire-rated and non-rated doors when a self-closing function is required but a hydraulic door closer is not practical or budgeted. This guide is ...

NFPA 80 door hardware specification fire door hardware self-closing doors spring hinges

May 11, 2026 Our Blog

SVR Exit Device on an Oversized Door: Why the 4x8 Opening Changes Every Installation Decision

Why the Door Size Is Not Just a Catalog Filter This article is for commercial contractors, facility managers, and hardware specifiers working with surface vertical rod (SVR) exit devices on oversize f...

NFPA 80 SVR exit device exit devices fire-rated hardware oversized doors

May 11, 2026 Our Blog

The Fire Door Audit That Gets Heavy-Duty Kick-Down Holders Flagged Every Time

Why This Comes Up at Inspection -- Not at Spec Time This article is for facility managers facing an annual fire door inspection, contractors walking a punch list, and anyone who has ever found a kick-...

NFPA 80 commercial door hardware door stops and holders facility maintenance fire door compliance

Apr 23, 2026 Our Blog

Kick-Down Door Holders on Non-Fire-Rated Openings: Where They Belong and Where They Get You in Trouble

What This Article Covers Kick-down door holders are one of the most misapplied pieces of hardware in commercial buildings. They show up on fire corridor doors, on hold-open applications that require e...

NFPA 80 door holders door stops fire door compliance kick-down stop

Apr 23, 2026 Our Blog

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