The Briton 1120 Series is a non-handed, slimline closer designed to be used on commercial interior/exterior wooden and metal doors e.g. storeroom, office and toilet doors.

Door closing is hydraulically controlled, with adjustable valve regulators, back check, closing and latching speed, and spring strength power control to give the desired closing speed. The 1120 has a precision rack and pinion mechanism, and is easily mounted to the surface of door or the top jamb.

• Universal, fully reversible, non-handed door closer.
• Closer body constructed from pressure die cast aluminium with steel rack and pinion.
• Tested to 500,000 cycles.
• Fully adjustable 2-4 strength regular arm, 1-3 strength track arm.
• Factory set to strength 3.
• Standard closer offers 3 installation options.
  Regular (pull side)
  Top jamb (push side)
  Parallel arm (push side)
• Independent adjustment valves for controlling backcheck, closing and latching speeds.

Successfully tested on fire door assemblies in accordance with AS1905 Part1: Fire resistance doorsets. Check with fire door manufacturer prior to installation.