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Long-life, attractive door technology solutions

Dorma BTS 80 System Floor Spring

As a universal floor spring, the BTS 80 has been designed to meet the requirements of doors of all types. With its many individually combinable extras, it is able to satisfy almost every application requirement. Once installed below floor level, the mechanism is almost completely concealed from view.

 

Certified manufacture to ISO 9001.

  • For single & double action doors
  • Suitable for doors up to 300 kg
  • Five model variants
  • Large range of optional pivot accessories
  • Concealed assembly
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Universal application

Whether standard, narrow or wide, whether LH, RH, or single or double action – the Dorma BTS 80 floor 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.

Five model variants

The BTS 80 system with its five model variants including the BTS 80 (for standard applications), BTS 80 F (for fire and smoke check doors), BTS 80 EMB (with electrohydraulic hold-open), BTS 80 FLB (with free-swing function) and the BTS 80 BSR sequencing floor spring set, plus the wide range of accessories available, offers effective adaptability to various door designs and functions.

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