Select a location CETCO USA CETCO Australia CETCO Chile CETCO Czech CETCO Denmark CETCO Deutschland CETCO France CETCO Iberia (Spain) CETCO India CETCO Norge CETCO Poland CETCO Sverige CETCO Turkey CETCO UK CETCO USA About usProjectsContacts: Login Civil and environmental work Edification Tunnels and False Tunnels Drilling Systems Remediation Technologies Quality and environment . Welcome to CETCO Iberia CETCO provides easy solutions for waterproofing horizontal and vertical underground structures, drainage of foundations and sealing of concreting joints. For more than 40 years, Volclay® products based on natural sodium bentonite have provided waterproofing in thousands of structures around the world. Currently, CETCO has the most advanced technology for waterproofing based on bentonite alloys and polymers: VOLCLAY ULTRASEAL ® SP and BT . This indicates that CETCO has the necessary coverage for any type of application in building projects, Civil Works and Drilling. On the other hand, CETCO also offers the necessary guarantees regarding its products, as well as the necessary guidelines for the 'simple' and 'easy' installation procedures. Contact CETCO to discuss and adapt your waterproofing needs to the unbeatable cost / effectiveness ratio of Volclay systems in underground structures, one- and two-sided formwork walls, screen walls, under slab / foundation slab, drainage, concreting joints, lost formwork, waterproof floor systems, etc. CETCO has manufacturing plants in the United States (Novell in Wyoming; Bell Fourche in South Dakota and Cartersville in Georgia), Europe (Birkenhead in England; Szcytno in Poland and Segovia in Spain) and Asia (Seoul in Korea; Suzhou in China and Bhuj in India) High Speed Line Madrid-Barcelona 300,000 m 2 Bentomat and Geocell Copyright 2021 CETCO Terms Of Use | Privacy statement