Certification of concrete additions and concrete admixtures

As a notified body in accordance with the Construction Products Regulation (CPR) and as a third party inspection body in accordance with the Federal State Building Code (LBO), the monitoring and certification of building materials is a focal point of our work. This also includes concrete additions and concrete admixtures.

Approved/notified areas of our testing, inspection and certification body

Construction products/building materialsTechnical regulation(s)CPRLBO
Fly ash for concreteEN 450-1CBIB, CB
TrassDIN 51043T, IB, CM
Inorganic concrete additionsApprovalsIB, CB
Organic concrete additionsApprovalsIB, CB
Admixtures for concrete, mortar and groutEN 934-2, -3, -4CB
Concrete admixturesApprovalsIB, CB
Pigments for the colouring of building materials based on cement and/or limeEN 12878CB
Silica fume for concreteEN 13263-1CB
Ground granulated blast furnace slag for use in concrete, mortar and groutEN 15167-1CB


Dr. Silvan Baetzner

Dr Silvan Baetzner

+49-211-45 78-271

+49-211-45 78-302

Quality standards

The management system of FIZ GmbH is certified by DQS in accordance with ISO 9001.

The FIZ GmbH is a notified body and accredited by the DAkkS according to:

DIN EN ISO/IEC 17065 (EN 45011)



CPR - Construction Product Regulation

LBO - Federal State Building Code

T - testing body or laboratory

IB - inspection body

CB - certification body

1) - not relevant for building inspectorate approval