Door Closer Self-closing door mechanisms function automatically and properly adjusted, they avoid slamming, reduce door and frame damage and make the door easier and safer to use. Overhead surface mounted door closerSurface door closers mount to the surface of the door and frame and close the door through an arm linkage. Surface door closers are popular because they are easy to install and service. Regular arm installationRegular arm application places the closer on the hinge side of the door. As the door opens, motion is transmitted through the arm, which compresses the closer spring. When the door is released, the... Parallel arm installationParallel arm closers also mount on the side of the door opposite from the hinge side (stop side). The closed arm position is parallel to the door, which is the reason for its name. Top jumb installationWith the top jamb application, the door closer is attached to the frame face above the door on the side opposite the hinges (stop side). The closer arm is attached to the door. The mechanical... Accessories