Dorma BTS75V Floor Spring

This product is a highly adaptable floor spring,  suitable for all standard single- and double-action doors with widths up to 1100 mm. The closing force is individually regulated by means of an adjustment screw. A wide range of accessories ensures that it can be used successfully with a many types of door constructions and floor coverings.

Product Description

Product features

  • Suitable for installation with LH or RH single and double action doors
  • Single and double action pivot sets available for timber or metal doors
  • Comes complete with cement box, flanged suspended floor box also available
  • CE Marked
  • Tested to BS EN1154
  • Certifire Approved
  • EN1-4 adjustable power size
  • Suitable for doors up to 120kg
  • Adjustable Closing Force
  • Concealed installation for maximum visual elegance
  • Constant, temperature independent closing cycle
  • Highly efficient mechanism gives maximum user convenience