Horizontal, cylindrical double wall tanks for underground storage of flammable and non flammable liquids. Made with first class carbon steel with dished ends and a 4 mm wall thickness:

– the external wall of the tanks have a protection coating against corrosion with reinforced fiberglass and are undergoing a high voltage test to prove their integrity;

– with overfill protection valve preset on 90% fill level;

– provided with two sockets for the leak detection system;

– with welded shaft and impermeable manhole access, dimensions 800 x 800 x 500 mm (shaft cover not included);

– equipped with metrical level measurement stick or mechanical level indicator;

– other accessories available on demand.