Certificates
Construction technology, building materials and recycling.
We believe in the implementation of sustainable products and working methods.
Here you can find an overview of our certifications in the areas of recycling, environmental management and construction technology.
Overview
(Images only in German)
- Specialist disposal company, recycling plant
- Member of “Güteschutz Kanalbau”
- Register certificate – Location Weilburg
- Register certificate – Location Oberursel
- RAL Quality Mark Semi Rigid Cover Layers
- Prequalification
- WHG certificates
- Hazardous substance protection price
- Certificates of conformity
- Quality Association for Underground Pipeline Construction