Certification from our partners

  • DŁker Gmbh & Co. KGaA, Karlstadt (Main) / Germany, manufacturer of cast iron pipes and fittings for building drainage.
  • AVB AG, Büren a/A / Switzerland, specialists for regulation, development, logistics, assistance, technical advice and after sales service in the Swiss market.

Product line certification for water systems

  • Product line  to EN545/ISO 2531
  • Product line  to EN545/ISO 2531

Certificates for cast soil pipe for Building drainage

  • NF