Horizontal, cylindrical double wall tanks for underground storage of flammable and non-flammable liquids - capacity 4000 l

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.