Mechanical Many facilities face problems with doors in high-use, high-abuse settings because they are subject to general wear & tear. To combat these issues, ASSA ABLOY Group brands offer door controls that change the speed and force it takes for a door to open and close. This kind of technology has a positive effect on the longevity of a door opening and the overall efficiency of a facility, all while ensuring that a door will close and latch, which provides a higher level of security. CORBIN RUSSWIN NORTON RIXSON SARGENT YALE The broad offering of mechanical door closers can be used in many different settings: schools and universities, healthcare settings, government and industrial facilities and many more. While the majority of these mechanical door closers are meant to withstand high traffic and high abuse situations, there are door closers for any commercial application that ranges from light to heavy duty use. ASSA ABLOY Group brands offer mechanical door closers that are efficient and durable. The closers maintain smooth and constant control of the door—from open to fully closed, all while providing the perfect balance of low opening resistance and optimum closing force control.