Door Closer Hardware RIXSON Specialty Door Controls is the leading North American provider of concealed closers, pivots and mechanical/electromechanical door holders and offers customized solutions for the most challenging design requirements. Door Closers & AccessoriesReliable, strong and concealed, floor closers provide the best mechanical means to support and control a door. Pivots & Pivot Hardware SetsDesigned to work with the laws of physics, pivots provide the perfect means of hanging a door. Checkmate Door Stops & HoldersIdeal for applications that face high abuse, heavy traffic or strong winds, stops and holders protect the door, frame and other hardware. ThresholdsAvailable in a variety of widths and lenghts, thresholds provide a transition between two types of flooring and are the perfect finishing touch. Electromagnetic Door Holders/ClosersDesigned for virtually any remote door release application, electromagnetic door holders/releases can be be tripped by an alarm or smoke detector or triggered by a remote switch. Electrified Closer/HoldersDesigned for a variety of applications, fire/life-safety closers and holders protect people and property.