BETONAC-FIX (Building Material Test Centre – Rhineland)
LEYCO-POX 124 (Hygiene – Institute)
ZETOLAN-MEK (Building Material Test Centre – Rhineland)
ZETOLAN-MEK (Hygiene – Institute)
ZETOLAN-MEK (Klaus&Kohler GmbH, Switzerland)
LEYCO-SLICK (Building Material Test Centre – Rhineland)
ZE-KA-FIX (Hygiene – Institute)
