Here you will find our product approvals

National and international product approvals of the liner products

DIBt – National Technical Approval (English)

WRc Approval (English)

City of Los Angeles Approval (English)

DIBt – Allgemeine bauaufsichtliche Zulassung “Berolina-Liner & Berolina-HF-Liner” (German)

CSTB – Document Technique d’Application (French)

innogy – GRP Pipe Coating Product Approval (German)

DIBt – Allgemeine bauaufsichtliche Zulassung “Berolina Repair System” (German)

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