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Declarations of performance

Porcelain stoneware AIa
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Porcelain stoneware BIa
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Stoneware BIb
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Stoneware AIb
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Earthenware tile BIII
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Stoneware tile AIIa
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ISO certifications

ISO 9001 Quality Management Certificate
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ISO 50001 Energy Management Certificate
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Hytect-Certifications

Hytect - pollutant reducing
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Hytect - antibacterial
de | en
Hytect - cleaning
de | en

AEO Authorisation

AEO-Bewilligung
de

General building approval KeraTwin

General building approval
de