David Bolton Panic Hardware on Stairwell Doors: Why the Dogging Function Gets Specified Wrong Before the Fire Marshal Reviews the Egress Plan The Short Answer That Saves You a Failed Inspection This article explains why the dogging function on panic hardware gets specified incorrectly on stairwell doors, who gets caught by that mistake, and... code compliance exit devices fire exit hardware panic hardware stairwell doors Jun 14, 2026 Our Blog
David Bolton Rim Fire Exit Devices on Wide Doors: Why the 48-Inch Rail Decision Gets Made After the Strike Alignment Is Already Wrong What This Article Covers and Who It Helps This guide is for commercial contractors, facility managers, and architects who are specifying or replacing a rim-style fire exit device on a single door wide... NFPA 80 compliance commercial door hardware exit device installation fire exit hardware rim exit devices Jun 10, 2026 Our Blog
David Bolton Surface Vertical Rod Exit Devices on Door Pairs: Why the Strike Sequence Gets Decided After the Astragal Is Already Installed Why This Gets Ordered Wrong on Paired Openings Surface vertical rod (SVR) exit devices are a common specification on pairs of doors in schools, hospitals, retail exits, and industrial facilities. They... door pairs exit devices fire exit hardware life safety compliance surface vertical rod Jun 8, 2026 Our Blog
David Bolton Exit Device Basics: Panic Bar Types, Fire Ratings, and Code Compliance Explained What Is an Exit Device (Panic Bar)? An exit device -- commonly called a panic bar, crash bar, or push bar -- is a door-latching assembly that releases the latch when pressure is applied in the directi... code compliance egress hardware exit devices fire exit hardware panic hardware Apr 18, 2026 HES Electric Strike Informational Videos