David Bolton SVR Exit Devices on Tall Fire-Rated Doors: What Changes When the Opening Is 8 Feet High Why Door Height Is Not a Minor Detail on SVR Exit Device Orders This guide is for commercial contractors, facility managers, and architects working with surface vertical rod (SVR) exit devices on fire... NFPA 80 compliance SVR exit devices commercial door hardware fire-rated exit hardware tall door hardware Apr 23, 2026 Our Blog
David Bolton Connector Count vs. Circuit Count on Electric Hinges: How to Match Your QC Configuration to the Opening Why the Circuit Count on a Quick-Connect Electric Hinge Is a Design Decision, Not an Afterthought This guide is for electrical contractors, security integrators, and architects who are specifying or i... access control hardware door hardware specification electric hinges electrified door hardware quick-connect hinge Apr 23, 2026 Our Blog
David Bolton 8-Wire vs. 4-Wire Electric Hinges: Matching Circuit Count to Your Electrified Opening Before You Order Why Circuit Count Is the Decision That Happens Too Late Contractors and facility managers often select an electric hinge by size and finish, then discover at rough-in that the circuit count is wrong. ... access control commercial door hardware electric hinges electrified hardware power transfer 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 Fire-Rated SVR Exit Devices: The Annual Inspection Checklist That Keeps You Code-Compliant Why Fire-Rated SVR Exit Devices Demand a Dedicated Inspection Routine This guide is for facility managers, maintenance contractors, and life safety inspectors who are responsible for keeping fire-rate... NFPA 80 exit devices facility maintenance fire door compliance panic hardware Apr 23, 2026 Our Blog
David Bolton SVR Exit Devices on Non-Rated Oversized Doors: A Specifier's Field Guide to Sizing, Prep, and Outside Trim What This Guide Covers Surface vertical rod (SVR) exit devices on oversized, non-rated openings introduce a specific set of decisions that a standard rim-device spec simply does not address. This guid... SVR panic hardware commercial egress door hardware specification exit devices oversized doors Apr 23, 2026 Our Blog
David Bolton SVR Exit Devices on Oversized Fire-Rated Doors: What Changes at 4x8 Why Door Size Changes Everything on a Fire-Rated SVR Opening This guide is for commercial contractors, facility managers, and architects who are specifying or installing a surface vertical rod (SVR) e... NFPA 80 compliance SVR panic hardware commercial egress hardware fire-rated exit devices oversized door hardware Apr 23, 2026 Our Blog
David Bolton SVR Exit Device Lead Times Explained: How to Plan Your Door Hardware Schedule Why Exit Device Lead Times Derail Commercial Door Schedules Surface vertical rod (SVR) exit devices are a staple of commercial egress hardware, showing up in schools, healthcare facilities, retail cen... SVR exit device egress hardware exit devices hardware scheduling panic hardware Apr 22, 2026 Our Blog
David Bolton Specifying Magnetic Lock Kits for Controlled Access Doors: A Practical Guide What This Guide Covers This article helps contractors, facility managers, and architects correctly specify electromagnetic lock (maglock) kits for controlled-access door openings. Whether you are secu... access control commercial door security egress code compliance electromagnetic locks maglock installation Apr 22, 2026 Our Blog
David Bolton Specifying Straight Door Pulls for Commercial Openings: A Practical Guide Why the Door Pull Is Never Just a Door Pull A straight door pull looks simple enough on a hardware schedule line item. But get the center-to-center (CTC) dimension wrong, order the wrong finish for a ... ADA door hardware commercial hardware specification door pull handles institutional door hardware pull plate hardware Apr 22, 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