Install LCN and PDQ commercial heavy duty door closer door control products on exterior and interior aluminum, hollow metal, or wood swinging doors. Adjustable parallel arm doors closers are available for both hinged and pivot mounted doors and are available in surface mounted or concealed trim styles. All of our commercial door closers are UL listed, meet ADA reduced opening force requirements, and offer separate regulation of general closing speed and latching speed.
Featuring high strength cast iron cylinders and forged steel main arms and pistons, heavy duty LCN and PDQ doors closers are available in standard and custom powder coated finishes, as well as some optional plated metal finishes. We also offer high security vandal-resistant door closers and life/security style door closers with electrically controlled hold-open functions to control fire rated and smoke barrier doors in the event of a fire.