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