Certain devices and technologies are available to ensure that doors automatically close themselves, either for security's sake or to help control accidental heat loss or gain.
Fire Door Hardware
If the self-closing door hinge feature of your refrigeration equipment is no longer working properly, use this replacement Assure Parts door swing
Self-Closing Refrigerator Door Hinge for Commercial Refrigerators
Power Door Closer Mechanisms – Delta Entrance Systems
Upper & Lower Door Hinge Kit For G-Body Monte Carlo SS El Camino Regal 78-88
Automatic door closing hi-res stock photography and images - Alamy
Unique Self Closing Door Closer Mechanism
Physics Based Door With Closing Mechanism (5.0) - Character & Animation - Epic Developer Community Forums
Hafele 402.33.020 Sliding Door Hardware, Slido F-Line21 20C, set 530 mm with soft and self closing mechanism on both sides for small doors, for wooden sliding doors, for door weight up to
Buy Wholesale China Door Self Closing Mechanism Floor Spring 180kg & Door Self Closing Mechanism Floor Spring 180kg at USD 26.5
Self closing door closers - Soft close dampers, hinges
Foundation Hutch with Doors, Compartment, 60w x 14.63d x 37.13h, Pinnacle - mastersupplyonline