What other feature can help identify an electric release type door?

The identification of an electric release type door can be effectively aided by the presence of a rectangular box located on the diamond plate. This rectangular box typically houses the mechanism that controls the door's electric release feature. By understanding the design and positioning of this box, it becomes easier for first responders, such as firefighters, to recognize this type of door quickly, especially during emergency situations where time is critical.

Recognizing this feature is important for operational safety and efficiency. It allows for informed decision-making regarding the best approach to opening the door and assessing the area behind it. The physical configuration of the door, including the diamond plate and attached rectangular box, provides clear visual cues that differentiate electric release doors from other types.