SONAR double wall for underground use


Double chamber underground tanks built in compliance with the M. D. 29/11/2002 and, on request, built according to the European standard UNI EN 12285-1.

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Built in compliance with the M. D. 29/11/2002 and, on request, built according to the European standard UNI EN 12285-1.

Made with S235JR carbon steel with 1st choice material, welded internally with continuous wire and externally with submerged arc.

It is possible to store various types of liquids such as diesel, petrol, adblue, oil, chemical products, etc.

Complete with:

– n. 1 manhole Ø 450 mm ns. standard with 4″ load, 2″ sleeve for suction, 1” ½ sleeve for vent, 3/4″ sleeve for metric rod and 1″ free sleeve.

– drip tray half-well without lid, with dimensions of about mm. 800 x 800 x h. 150, built in sheet metal and welded around the manhole.

– n. 2 sleeves 1” ½  on the interspace to allow the monitoring of the cavity.

EXTERNAL TREATMENT: an anti-corrosive primer layer in anti-rust and a second layer of specific product for underground EPO BIT A/S. (high dry epoxy-bituminous coating free from hard coal tar) or FIBERGLASS.

A metric measuring rod will be provided to complete the supply.



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