The System 600 can be surface applied to either single or double door systems and offers both automatic and manual operation. In the automatic mode, the system operates under a power- open, spring-close basis with adjustable open-close speeds. The manual mode provides easy operation in the event of a power failure, requiring less than 15 pounds of pressure to activate the system. For protection and peace of mind, the GT System 600 accommodates all your fire-door needs. |