Quality made by Bitbau DÖRR
For 150 years, clients and partners trust in our quality and service promise.
We develop complete waterproofing systems using high quality raw materials, modern production methods and continuous quality assurance.
Quality is therefore not just a slogan for us but a work mission and promise at the same time.
Ask others about the quality made by Bitbau DÖRR.
We know the answer.
- ISO 9001 Qualitätsmanagementsystem Deutsch.pdfDIN EN ISO 9001 Quality Management Systems | German
- ISO 9001 Quality Management English.pdfDIN EN ISO 9001 Quality Management Systems | English
- ISO 14001 Umweltmanagementsystem Deutsch.pdfDIN EN ISO 14001 Environmental Management Systems | German
- ISO 14001 Environmental administration systems English.pdfDIN EN ISO 14001 Environmental Management Systems | English
- CE-Zertifikat Bitumen-Abdichtungsbahnen.pdfCE-Certificate | Bitumen Waterproofing Sheets | German
- CE-Zertifikat Straßenbaubitumen.pdfCE-Certificate | Road Bitumen | German