How to Specify Door Hardware for Commercial Projects

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TL;DR: Commercial door hardware includes hinges, locks, closers, exit devices, and seals. The hardware must match the door type, fire rating, traffic level, and accessibility requirements. Specify the complete hardware package before ordering so the door assembly remains certified and reliable.

Door hardware is often specified after the door style is chosen, but hardware failures cause most field complaints. On fire-rated doors, hardware is not an accessory; it is part of the tested assembly. This guide explains what to specify for commercial doors.

Core hardware components

Component Function Common requirement
Hinges Support the door weight and movement Heavy-duty or fire-rated hinges on rated doors
Locksets Secure the opening Grade 1 for commercial use
Door closers Return the door to the closed position Required on most fire-rated openings
Exit devices Allow safe egress Panic or fire exit hardware on egress routes
Intumescent seals Expand in a fire to block smoke and flames Part of the rated assembly

Specification checklist

  1. Confirm the door function: interior, exterior, egress, or fire-rated
  2. Calculate door weight to select hinges with the correct load class
  3. Check accessibility requirements for lever handles, opening force, and clear width
  4. Confirm the fire rating and whether hardware is included in the test report
  5. Choose finish and security level to match the building
  6. Order spare parts and installation templates with the hardware
Why this matters: The right hardware package reduces callbacks, keeps fire doors compliant, and makes maintenance predictable. Always ask the door supplier which hardware is certified with the door.

FAQ

Can I change the door closer on a fire-rated door?

Only if the replacement closer is listed for the same door assembly or is included in the manufacturer’s certification. Randomly changing hardware can void the fire rating.

What grade of lock is best for commercial doors?

ANSI/BHMA Grade 1 hardware is designed for heavy commercial use. Grade 2 can work for lighter traffic, but Grade 1 is the common specification for entrances and high-traffic openings.

Do automatic operators belong on fire-rated doors?

Yes, when the operator and hold-open device are part of an approved system that releases the door on fire alarm. Confirm the automatic release and fail-safe requirements with the manufacturer.

Ask Yesoon Door to supply certified hardware with your doors by sending your opening schedule to our contact page. See also our guide to choosing fire rated doors for hotels and commercial buildings.

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