In order to simplify the current certification scene in the construction sector and maximize the legibility of benchmarks for the quality, performance and reliability of products, services and stakeholders, the CSTB is launched QB - Quality in Building at the end of 2015. This new certification mark will gradually replace the following marks: CSTBat, CSTBat Service, Certifié CSTB Certified, CSTB Compétence and UPEC CSTB.

Products assessed

Reference Product
QB04  RT06 Windows for sloping roofs