David Bolton Passage Knob Latches in Commercial Buildings: Why Grade 2 Is the Right Call — Until It Isn't What This Article Covers This guide helps contractors, facility managers, and architects make the right call on passage knob latches for commercial interior doors. Specifically, it addresses when a Gr... ADA hardware compliance ANSI Grade 2 hardware commercial door hardware cylindrical locksets passage latches May 20, 2026
David Bolton Grade 2 Passage Knob Latches: When the Finish Lead Time Changes Your Closeout Schedule What This Article Covers A Grade 2 passage knob latch is one of the most routine items in a commercial hardware schedule: no locking function, no cylinder, no access control integration. It retracts a... Grade 2 hardware commercial locksets finish lead times hardware scheduling passage latches May 17, 2026
David Bolton Grade 1 vs. Grade 2 Passage Latches: Picking the Right Knob Latch for Every Commercial Opening What This Guide Covers and Who It Helps Passage latches look simple on paper: no key, no lock, just a latch that keeps a door closed until someone turns the knob or lever. But specifying or ordering t... ANSI grade hardware commercial door hardware cylindrical latches door hardware specification passage latches Apr 22, 2026