Controlled Opening With Backcheck Feature
The 8900 Series hydraulic backcheck feature protects doors and their adjacent structures. It’s valve adjustment regulates backcheck intensity. In addition, a backcheck positioning adjustment for parallel arm applications provides a consistent range similar to regular and top jamb applications.
Long Term Performance
The 8900 Series heavy-duty, 10 million cycle closers represent the latest in door control technology, combining over a quarter century of proven performance with its hydraulic control system and modern architecturally styled aesthetics. It results in the perfect combination of durability, reliability, and appearance.
Barrier-free
The 8900 Series, with the fully adjustable spring, also meets barrier-free accessibility requirements.