Norton CLP8501-DA-690 Architectural Door Closer, CloserPlus dead stop arm, Delayed Action, Multi-Size 1 thru 6, Statuary Bronze Finish

Norton CLP8501-DA-690 Architectural Door Closer, CloserPlus ® arm, Multi-Size 1 thru 6, Statuary Bronze Finish, With Field Reversible Dead Stop Arm Door Closer Multi-Size 1 thru 6. "DA" Feature Adjustable Delayed Action Closing. This feature becomes effective when the door is opened and released at any point beyond 70 °. The amount of time delay Of CLP8501-DA-690 depends upon the combination of the angle of door release and valve adjustment. The valve can be adjusted with a 1/8" (3mm) hex key from no delay time up to maximum delay times.