The DC6716BC DA is a medium duty door closer designed for moderate to high traffic openings. These aluminum body closers come with a choice of a full cover or a slim line cover. Adjustable Delayed Action can be set to allow elderly and infirm people more time to pass through. This closer is recommended for use on interior and exterior doors. Typical applications include Schools, Office Buildings, Hospitals, Commercial Buildings, Nursing Homes, and Restaurants.