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Long-life, attractive door technology solutions

DORMA BTS 75 V Variable Power Floor Spring

The DORMA BTS 75 V is a highly adaptable floor spring suitable for all standard single-, and double-action doors with widths up to 1100 mm, with its closing force individually regulated by means of an adjustment screw.

Successfully third party tested to BS EN1154

CE Marked

CERTIFIRE Approved CF127

  • For single- & double-action doors
  • Universal application range
  • Adjustable Closing Force
  • Concealed installation
  • Maximum ease of use
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Product details

Universal application range

Whether standard, narrow or wide, whether LH, RH, or single or double-action – the DORMA BTS 75 V door spring is designed for all types of doors. A comprehensive program of accessories ensures that it can be used successfully with a wide variety of door constructions and floor coverings.

Maximum reliability and quality

Thanks to a wide range of functions which can be individually selected to suit different requirements, DORMA BTS 75 V floor springs offer maximum reliability and quality.

Benefits for the trade/distributor

  • Reduced stocking requirements thanks to separate, interchangeable spindles
  • Streamlined product range offering all key functions

Benefits for the installer

  • Suitable for installation with LH or RH single and double action doors
  • Interchangeable spindles enable easy adaptation to structural conditions – even when retrofitted

Benefits for the architect/specifier

  • Concealed installation for maximum visual elegance
  • All essential functions provided
  • Proven, robust design

Benefits for the user

  • Constant, temperature independent closing cycle
  • Highly efficient mechanism gives maximum user convenience

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