Send your sample


This is how your site sample gets to us:


You take the sample (refer to: sample cover ducument in the download area) and send it directly thereafter to



Siebert + Knipschild

Bergstücken 25

D-22113 Oststeinbek


Your partner where quality matters.

Our testing lab is one of the leading institutes in Germany in the area of testing of plastic materials and composites. Our tests cover the full range of the plastic industry and plastic processing. Our main focus is on testing plastic pipes and sewer rehabilitation, especially CIPP. The second business focus is on testing and supervision of sealing systems on landfill sites.


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Who we are: 


> Our Team (German language)


 > Contact us 


> See our international references


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