Why Hardware, Not the Door Leaf, Fails InspectionsUnder NFPA 80's periodic inspection requirements, hardware deficiencies rank among the most frequently cited findings on fire-rated openings. The door leaf usually keeps its rating for decades; what fails is the hardware attached to it—the closer tha
READ MORECommercial fire doors often fail because of hardware substitutions, unapproved modifications, excessive gaps, disabled closing devices or unresolved inspection findings. This article explains twelve common NFPA 80 compliance mistakes, how they appear on real openings and what specifiers, installers and facility teams should verify before accepting a repair or replacement.
READ MOREHow often should fire doors be inspected under NFPA 80? This guide explains inspection after installation, the annual minimum, testing after maintenance or repair, and how to schedule individual openings without losing track of deadlines. It also clarifies why routine checks and repair visits do not automatically replace a complete annual inspection.
READ MOREFire Door Hardware Labels, Markings and Documentation Explained
READ MOREUL vs CE Fire Door Hardware: Standards, Testing and Application Differences
READ MOREUL Fire Rated Commercial Door Hardware: What Our Certifications Actually CoverDoes UL-listed hardware make the entire fire door assembly compliant? No — and that misunderstanding causes more failed fire door inspections than any product defect. A UL label on a hinge, a lock, or a door closer proves
READ MOREWhy UL-Listed Hardware Matters in a Compliant Fire Door Assembly
READ MOREFinding a UL certificate is easy. Understanding what it actually covers—that's where most project teams get stuck. As a fire door hardware manufacturer, we've seen specifiers approve hardware based on a file number alone, only to discover later that the exact model or configuration wasn't within the
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