David Bolton SVR Exit Device on an Oversized Door: Why the 4x8 Opening Changes Every Installation Decision Why the Door Size Is Not Just a Catalog Filter This article is for commercial contractors, facility managers, and hardware specifiers working with surface vertical rod (SVR) exit devices on oversize f... NFPA 80 SVR exit device exit devices fire-rated hardware oversized doors May 11, 2026 Our Blog
David Bolton Fire-Rated SVR Exit Device Annual Inspection: The Four Hardware Conditions That Fail Before Anyone Notices What This Article Covers This guide is for facility managers, maintenance technicians, and commercial contractors responsible for fire-rated door assemblies equipped with surface vertical rod (SVR) ex... NFPA 80 compliance SVR exit device exit devices fire door inspection life safety 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
