Fraunhofer-Institut für Holzforschung (WKI) Certificate of the classification of coating systems for exterior applications into end-use categories EN 927 part 1 and EN 927 part 2

To provide this warranty the product must pass specific trials for exterior use, established specifically for the purpose of ensuring the protection of wood and quality control in production batches. The tests confirm these qualities:

  • 1 year of natural aging (EN 927-3)
  • artificial aging using certified equipment (EN 927-6)
  • Water permeability. (EN 927-5)§

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WKI - EN 927 Teil 1 und EN 927 Teil 2

Certificate of the classification of coating systems for exterior applications into end-use categories EN 927 part 1 and EN 927 part 2

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