Fire valve - continuously adjustable Type BTZ-2

  • Infinitely adjustable fire resistant cone valve for supply and exhaust air
  • Fully optimised air flow pattern
  • Available in diameters DN100, DN125, DN160 and DN200
  • Classification in accordance with EN 13501-3 up to EI 120 S depending on the installation application
  • Fire tested in accordance with EN 1366-2
  • CE certification in accordance with EN 15650


DN100, DN125, DN160 and DN200


  • Thermal release via fusible link


Installation Situations

Installation in solid walls or concrete ceilings
Installation under solid concrete or porous concrete ceilings
Installation in lightweight partition walls, dry installation


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