Mineral building products

Kiwa is one of the world's leading companies when it comes to testing, inspection and certification of mineral building products, such as:

  • Concrete and its raw materials (cement, aggregates, admixtures, fly ash, silica fume, slag, etc.).
  • All types of concrete products (precast, lightweight concrete, aerated concrete, etc.)
  • Pipes, containers and accessories
  • Gypsum
  • Building lime and other hydraulic binders
  • Masonry and related products, bricks, mortar and auxiliary materials
  • Flat glass, profiled glass and glass block products and much more


As a notified body, we offer our services in accordance with the European technical specifications for CE marking, but also in accordance with national standards. We use our international Kiwa network to offer our services worldwide on all continents.

In-situ concrete

For in-situ concrete, we test and certify e.g. according to national standards. In addition, we have all testing equipment for in-situ concrete testing and laboratory testing, such as strength, durability, chemical composition, microscopy, thermal properties, chemical resistance, etc.

Tailor-made technical assessments

And if you are not satisfied with the harmonised European specifications, we offer to prepare your own European Technical Assessment ETA and European Assessment Document EAD with our own TAB Technical Assessment Body at Kiwa. Please contact us - we will find a way.

Kiwa is your one-stop shop for mineral building products!


Our services in the field of mineral building products

  • Kiwa supports you with all services concerning testing, inspection and certification of concrete according to EN 206 and concrete products. For in-situ concrete, we inspect and certify e.g., according to national standards. Furthermore, we have all the testing facilities for in-situ testing and laboratory testing.
  • Kiwa performs multiple certifications for concrete, reinforcing steel, and the precast component as a composite material, offering a complete package for precast concrete components.
  • The quality of aggregates and fillers is defined in the product standards EN 12620 (concrete), EN 13043 (asphalt), EN 13242 (unbound and hydraulically bound building materials) or EN 13383-1 (armour stone) depending on the field of application. Kiwa tests aggregates with several methods.
  • Kiwa supports you in obtaining the necessary certification and carries out the annual inspection of the plant as well as regular audit testing of your products in accordance with the prescribed standards.
  • Gypsum products certification with Kiwa: ensure and improve your performance, meet customers’ needs and prove the quality of your products and systems. With certified products, you are assured of the use of products that meet minimum product performances and quality requirements.
  • Kiwa is a notified body and accredited testing laboratory for insulation glass (EN 1279); safety glass (EN 12150, EN 1863, EN 14179, EN 14449); coated glass (EN 1096). Kiwa performs the EN 12600 pendulum test for the classification of flat glass, as well as additional test on the frame of a window.
  • Kiwa is your partner for the certification, inspection and testing. As a notified body, we certify your products for the CE-marking. We test in our own, accredited laboratories.
  • To be able to use a mineral sealing slurry (MDS) or a flexible polymer-modified thick coating (FPD) in Germany, a general building authority test certificate (abP) is issued based on of the "Test principles for issuing general building authority test certificates for rigid and flexible mineral sealing slurries as well as flexible polymer-modified thick coatings for the sealing of buildings PG-MDS/FPD".
  • Testing of masonry products for building material manufacturers. Testing of existing masonry for property owners. Bricks, Masonry mortar, Plastering mortar, DIN 20000-401, DIN EN 771, DIN EN 772, DIN 1053, DIN EN 1015, DIN 18555, DIN 18550, DIN EN 998