Since many years Siebert + Knipschild is an inspection body for production and installation of plastic components un use. We are listed by the federal institute of material research and testing (BAM) as a third party reviewer. We take over quality assurance on construction sites as a material testing institute in Germany. Our services for you :

• advice regarding testing requirements in tendering
• testing plastic membranes and drainage elements
• testing on pipes, shafts and construction components
• construction site supervision on-site
• materail testing in labor

Testing examples on-site:

• welded joint testing with compressed air, vacuum or high voltage
• seam geometry testing with spherical head probes, caliper and ultrasound
• mentoring the pressure testing on pipes