Dorma BTS75V EN 1-4 Floorspring

Brand: Dorma


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Dorma BTS75V EN 1-4 Floorspring

Dorma BTS75V universal floor spring EN1-4 mechanism with backcheck and standard spindle to suit doors up to 1100mm. CE marked to BS EN1154 and certifire approved CF127. This closer produces an opening force of 30N or less when fitted at EN3 on doors 767mm wide and above.

 

Features:

  • EN 1-4
  • Max door width:1100mm
  • Will exert an opening force of 30N or less when fitted to a fire door (size EN3) measuring 767mm and above
  • Max door weight: 120kg
  • Adjustable closing force
  • 2 valve control of closing speed
  • Fixed backcheck
  • Adjustable sweep speed
  • Adjustable latching speed
  • Successful independent testing to BS EN 1154
  • CERTIFIRE approved for fire doors CF127 ITT60/MM/IMM240
  • CE Marked
  • Optional mechanical hold-open