BOSS Size Fire Rated Duty Overhead Top Door Closer

Product Overview:

Our Boss Size 3 door closer, suitable for light/medium duty general applications including student accommodation, flat entrance doors etc.


Successfully tested to EN1154,
CE marked, EC certificate of conformity available upon request. Included in successful fire test to EN1634,
Certifire approved for use on fire doors 20,30,60 and 120minutes.


  • Included in a successful fire test to BS EN1634.
  • CE marked
  • Certifire approved for use on 20min, 30min, 1 hour & 2 hour fire doors.
  • Successfully tested to EN1154
  • Suitable for doors up to 950mm maximum / 60kg weight.
  • Universal application
  • Adjustable closing speed
  • Guarantee Years 10

Finish: Silver