Certificate of Conformity – Flexalen (FR)

The CSTB has certified that FLEXALEN piping, used for water distribution and heating, meets the standards outlined in the QB 08 certification reference. Thermaflex Isolatie BV, located in Waalwijk, Netherlands, is granted the right to use the QB 08 mark for this product until February 28, 2029. The certification ensures compliance with technical specifications such as dimensional characteristics, oxidation resistance, and pressure resistance. The decision was renewed on March 19, 2024, and the certificate remains valid unless withdrawn or modified.