What Is a Door Coordinator? How It Works and When You Need One
Quick Answer A door coordinator controls the closing sequence of double doors, ensuring the inactive leaf closes first so the active leaf can latch correctly. [...]
Five Standards, One Hinge: ADA + NFPA 80 + UL Listed + UL Tested + ICC A117.1
A fire door in a hospital corridor should answer to five authorities, not just one. The fire marshal wants positive latching every time. The ADA [...]
How to Fix a Door Not Closing Flush: Causes, Fixes & When to Upgrade
Quick Answer A door that won't close flush is usually caused by loose hinge screws, a misaligned strike plate, swollen wood, or in high-rise buildings, [...]
90 Degree Hinges for Heavy Duty Door: Insights
Quick Answer A 90-degree hinge, also called a 90-degree stop hinge, limits a door's swing to a right angle, preventing it from over-rotating into pathways, [...]
Garage Door Closer: Built for Safety, Designed for Real Life
Quick Answer Yes, garage-to-house doors are required to be self-closing in most jurisdictions under NFPA 80, as they serve as a fire barrier between the [...]
Solving Outdoor Hydraulic Door Closer Problems: From Leaking Oil to Rust and Wear
Quick Answer Outdoor hydraulic door closers commonly fail due to oil leakage, rust, and internal wear caused by prolonged exposure to humidity, temperature swings, and [...]
NFPA 80 Residential Fire Door Requirements: 13 Point Inspection Checklist
Quick Answer NFPA 80 is the standard that defines minimum requirements for fire door installation, inspection, and maintenance in buildings. It requires fire doors to [...]
ADA Fitting Room Requirements: Three Key Factors for an ADA-Compliant Rooms
Quick Answer ADA fitting room requirements call for accessible bench height, adequate clear floor space, and doors that operate with under 5 lbs of force [...]
Why Does My Storm Door Slam Shut: Problems Explained
“I attach photos of the storm door in question. It had one self-closing arm on the bottom and this is now the third time it [...]
Solving ADA Recessed Door Swing Clearance Challenges
Every AEC professional eventually meets the same question on a tight jobsite: “What if the door swing clearance doesn’t meet ADA requirements—because the wall, frame, [...]