Certificate of liquid tightness:

When you click on the image on the right-hand side, you will be able to download a PDF document with a detailed description of the certificate of liquid tightness.

Results

Meting van de wateropname gedurende 72 uren bij een druk van 1 bar:

After 24 hoursAfter 48 hoursAfter 72 hours
Kern 1 0 0 <0.5
Kern 2 0 0 <0.5