ADA Door Requirements: Clear Width, Thresholds and Hardware
Review ADA door clear width, maneuvering space, thresholds, operable hardware, closing speed and opening force.
Traffic Keywords
Access Control Door Hardware Coordination Checklist
Coordinate electrified locks, strikes, power transfers, request-to-exit devices, fire alarm interfaces and egress before fabrication.
Commercial Door Hinges: Ball-Bearing, Continuous and Heavy-Duty Options
Compare ball-bearing butt hinges, continuous hinges and heavy-duty pivots for commercial steel doors.
Door Closer Selection: Size, Mounting and Opening Force
Select a commercial door closer by leaf size, weight, wind, seals, mounting space, accessibility and fire-door requirements.
Panic Hardware vs Fire Exit Hardware: What Is the Difference?
Learn the difference between panic hardware and fire exit hardware and how ratings, dogging, labels and egress affect selection.
Steel Door Installation Tolerances and Common Field Problems
A field guide to steel door installation tolerances, frame alignment, hinge shimming, floor levels and latching problems.
Masonry vs Drywall Door Frames: Anchors, Profiles and Installation Sequence
Compare masonry and drywall hollow metal frames by profile, anchors, rough opening and installation sequence.
Hollow Metal Door Core Types: Honeycomb, Polystyrene and Steel-Stiffened
Compare honeycomb, polystyrene, polyurethane, steel-stiffened and temperature-rise cores for hollow metal doors.
Steel Door Gauge Thickness: 14, 16, 18 and 20 Gauge Explained
Understand steel door gauge thickness, the SDI decimal references for 14, 16, 18 and 20 gauge, and what to specify for commercial openings.
Smoke Door vs Fire Door: Ratings, Seals and Hardware Differences
Compare smoke doors and fire doors by performance objective, labels, seals, closing, latching and hardware coordination.