Check the listing for details. 1095 Spring Action Door Closer. Condition: New. Listed at 230.00 USD. Kason 1095 Spring Action Doorhook Closer without the It’s a given that if you want to keep food inside a walk in cold, you must keep the cold air from escaping. That means, in part, making sure your door has an airtight seal. Fortunately, there are several components that help keep the door tightly closed and one of these is the door closer itself.The door closer is a device that is located at the top of the door and consists of a roller mounted to the door that slides into a hook bracket mounted on the door frame.One of the remarkable things about door closers is they require little attention. However, we do recommend that, at least once each month, operators examine the hook and roller for proper fit. For reference, see the images below of a closer properly engaged when the walk in door is closed and open.​Under Federal Refrigeration Standards Provided By The U.S. Department Of Energy. Every walk-in cooler or freezer must have a door closer.