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BRITON 1120B Size 2-4 Overhead Door Closer


The Briton 1120B Overhead Door Closer is ideal for medium duty application, such as offices or living accommodation. The closer has backcheck, offering resistance when the door is opened using excessive force – this prevents damage to the door and is ideal for high traffic applications. It features adjustable closing and latch speeds, with concealed adjustment to prevent unauthorised changes being made to the closer.

It is suitable for fire doors (Certifire Approved CF388 – tested to 2 hours), and is also successfully tested to EN1154 & EN1634 recommendations. It is reversible to suit both left handed and right handed door applications and comes complete with a 10 year guarantee.


  • 10 year guarantee
  • Concealed adjustment to prevent unauthorised adjustment to closer
  • Matching Arm
  • CE marked
  • Successfully tested to recommendations of EN1154 & EN1634
  • Certifire Approved CF388 – Suitable for fire doors – tested to 2 hours

Out of stock

SKU: L14372 Categories: , ,


  • Backcheck: Yes
  • Delayed Action: No
  • Depth: 60mm
  • Width: 38.5mm
  • Weight: 2.38Kg
  • Finish: Silver Enamelled
  • Fire Tested: 2 Hours Timber
  • Handed: Reversible
  • Length: 236mm
  • Max Door Weight: 80Kg
  • Max Door Width: 1100mm
  • Pack Quantity: 1
  • Packaging: Boxed
  • Adjustable Latch Action: 1
  • Manufacturer Reference: 1120B