EGTS mastering all the techniques casing is applied and the process Volclay partner of the company CETCO France.
Volclay principle of the method (membrane VOLTEX DS): bentonite membrane lining extrados preserving the concrete structure of all infiltrations.
Presentation: natural membrane sodium bentonite and geotextile film bonded by the Read more →

One of the significant references to application of the process of lining membrane preprufe GRACE society in France is the local treatment of the buried wood boiler at the Lycée Georges Clemenceau in Epinal. EGTS already had reference to application of the process before its implementation on the site of the Palace of Justice Read more →