Commercial Locks — Grade 1 Cylindrical, Mortise & Lever Locks
Lock Functions Explained
- Classroom — locks from outside, always free inside
- Storeroom — always locked, key required both sides
- Office — inside button controls locking
- Privacy — inside button only, no key
- Passage — never locks
- Exit — always free inside, locked outside
Our Brands
Schlage — The #1 specified commercial lock brand in the US, led by the Grade 1 ND Series.
Corbin Russwin — Premium cylindrical and mortise locks for healthcare, government, and university applications.
Falcon — Commercial locks for education, hospitality, and commercial office construction.
Townsteel — Specialists in ligature-resistant locks for behavioral health and healthcare facilities.
Installing or Rekeying a Commercial Lock?
For door prep templates and installation jigs, see Lock Installation Tools. For replacement lock cylinders and rekeying, see Cylinder Locks.
FAQs
What does ANSI Grade 1 mean? The highest commercial lock performance rating. Grade 1 locks are tested to 250,000 cycles.
What is the difference between cylindrical and mortise? Cylindrical installs through two drilled holes. Mortise installs in a pocket cut into the door edge and offers greater security and function options.