David Bolton Delayed Egress Alarm Modules: What Specifiers and Facility Teams Get Wrong Before the Door Goes Live What This Article Covers -- And Who It Helps Delayed egress alarm modules are one of the most misunderstood options in the exit device world. Specifiers order the wrong configuration. Facilities teams... code compliance delayed egress electrified hardware exit devices life safety Aug 17, 2026
David Bolton From Signal to Secured: How Emergency Lockdown Systems Actually Talk to Door Hardware What This Article Covers and Who It Helps When a building triggers a lockdown -- whether at a K-12 school, a hospital campus, or a corporate facility -- the door hardware has to respond correctly, imm... access control electrified hardware life safety lockdown integration school security Aug 16, 2026
David Bolton Panic Hardware in Assembly Occupancies: What the Occupant Load Threshold Actually Triggers What This Article Covers and Who It Helps If you are specifying, bidding, or inspecting door hardware in a theater, arena, conference center, house of worship, banquet hall, or any other assembly-use ... assembly occupancy code compliance exit devices life safety panic hardware Jul 13, 2026
David Bolton Wide-Stile vs Narrow-Stile Exit Devices: Choosing the Right Panic Hardware for Your Door Why Door Stile Width Determines Your Exit Device Before Almost Anything Else This article explains the practical difference between wide-stile and narrow-stile exit devices, who needs to care about th... aluminum storefront doors exit devices hardware specification life safety panic hardware Jul 3, 2026
David Bolton The Rim Strike on a Mullion-Free Door Pair: Why the Meeting Stile Clearance Gets Ignored Until the Panic Hardware Binds Why the Rim Strike on a Mullion-Free Pair Is Not an Afterthought This article is for commercial contractors, facility managers, and architects who are specifying or installing rim exit devices on pair... door pairs exit devices life safety panic hardware rim strike Jun 26, 2026
David Bolton Rim Exit Device Strike Alignment: The One Adjustment That Kills a Passing Inspection Why the Strike Is the Last Thing Installed and the First Thing That Fails This article is for commercial contractors, facility maintenance technicians, and project inspectors who work with rim-mounted... commercial door hardware door hardware installation exit devices life safety rim exit device May 16, 2026 Our Blog
David Bolton Fire-Rated SVR Exit Devices: Why the Door Label Drives Every Hardware Decision on a Labeled Opening What This Article Covers — and Who Needs It When a project calls for a surface vertical rod (SVR) exit device on a fire-rated opening, most of the critical decisions are already made the moment someon... NFPA 80 compliance SVR panic hardware exit devices fire-rated hardware life safety Apr 23, 2026 Our Blog
David Bolton Fire-Rated Rim Exit Devices: Why the Door Label Is Just the Beginning of Code Compliance More Than a Panic Bar: What Fire Exit Hardware Actually Requires This guide is for commercial contractors, facility managers, and architects working with fire-rated door assemblies that require egress... NFPA 80 exit devices fire door compliance life safety rim exit hardware Apr 23, 2026 Our Blog
David Bolton Rim Exit Devices on Single Doors: How to Nail the Selection Before You Order Why Rim Exit Device Selection Goes Wrong Before Installation Even Starts This guide is for contractors, facility managers, and architects who need to select a rim exit device for a standard single doo... commercial door hardware egress hardware exit devices life safety rim panic hardware Apr 23, 2026 Our Blog
David Bolton Rim Exit Devices on Wide Doors: A Specifier's Guide to Getting the 48-Inch Opening Right Why the 48-Inch Door Width Is a Pivot Point in Exit Device Specification A 48-inch-wide door is one of the widest single-leaf openings you will routinely encounter in commercial construction. It shows... commercial door hardware egress hardware exit devices life safety rim panic hardware Apr 22, 2026 Our Blog