David Bolton Commercial Lock Functions Explained: Mortise, Cylindrical, Deadbolts, and Outside Exit Trims What Are Lock Functions and Why Do They Matter? A lock function describes exactly how a door behaves from both sides: who can enter, who can exit freely, and under what conditions a key or credential ... classroom security commercial door hardware egress code compliance lock functions mortise locksets Apr 19, 2026 Our Blog
David Bolton Mortise Locks Explained: Problems, Benefits, and the Right Solution for Commercial Doors What This Article Covers -- and Who It Helps This guide explains what a mortise lock is, where it outperforms other lock types, the most common problems contractors and facility managers run into, and... access control commercial door hardware electrified hardware fire door compliance mortise locks Apr 19, 2026 Our Blog
David Bolton Continuous Hinges: Solving High-Traffic Door Problems in Commercial Buildings What Are Continuous Hinges and Who Needs Them? Continuous hinges -- also called piano hinges or full-length hinges -- run the full height of a door, distributing load and stress evenly along the entir... commercial door hardware continuous hinges door hardware specification electrified hinges heavy duty hinges Apr 19, 2026 Our Blog
