Certificates

Sustainability has always been a core principle at Walter Knoll, and an integral part of our corporate philosophy. You will find all our certificates here, including our ISO certification.
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Climate-Neutral Manufacturer
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DGM Approval License
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DGM Document of compliance
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DGM Genehmigungsausweis
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DGM LEED-Bestätigung
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DGM Unbedenklichkeitsbescheinigung
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ISO 14001:2015 Certifikate
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ISO 14001:2015 Zertifikat