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DORMA BTS 60TT Floor Spring

The BTS 60 TT is a compact floor spring for standard light use double action doors with a width up to 950mm or a maximum door weight of 85kg.


  • Door width up to 950 mm
  • Maximum door weight of 85 kg
  • Size 3 Spring strength
  • TwinTec technology
  • SafeForce valve

Product details

  • With TwinTec Technology that enables a stronger closing power with a smaller body.
  • SafeForce valve provides extra safety protection from accidental closing forces.
  • The size 3 spring strength stands stringent test for consistent performance.