What is the sliding door breakout function feature?

The sliding door breakout feature is designed to facilitate rapid evacuation by creating a large, unobstructed opening. This is achieved by allowing the sliding and semi-fixed leaves to pivot and open with a simple manual push, quickly providing a full-width opening for emergency egress.

Derentec automatic sliding door with optional panic breakout function. When the fire alarm signal is triggered, the door leaves( include fixed leaves and sliding leaves are subject to be pushed 90 degree to make a large opening). The door size normally door height below 4.5 meter and single door leaf width reaches 2m, which allows fire engine to pass.