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  • Sound reduction index of facades and windows
  • Sound reduction index of partition elements
  • Standard sound level difference
  • Impact sound reduction index of exterior and interior ceilings
  • Airborne sound, secondary airborne sound
  • Research
  • Expert construction supervision
  • Expertise
  • On-site findings
  • Preservation of evidence
  • Damage expertise

  • DR. PFEILER GmbH

    Wielandgasse 36
    8010 Graz
    Österreich

    Tel.: +43 (0) 316  82 18 60
    E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.