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Qualified Person

Retanol Specialist Construction Manager with TÜV Rheinland Certified Qualification

Certificate Holder: Johann Daxecker

Test Mark Number: 0000068464

Certified competencies

In the examination participants prove their knowledge in the following areas:

  • Check of completed screed surfaces following DIN 18365 “floor covering work”
  • Assessment of various sand combinations with regard to their suitability for screed production
  • Recognition of suitable cements for the production of Retanol screeds
  • Preparation of standard-compliant screed mixtures
  • Professional and standard-compliant preparation of V-blocks for measuring
  • Professional and standard-compliant calcium carbide measurement

Successful candidates are in a position to coordinate and supervise the workmanship of Retanol screed work as a Specialist Construction Manager. During the work, they particularly observe the manufacturer’s specifications and standards.


Johann Daxecker, Austria