Manufactured in carbon steel quality S235JR, watertight electro-welded (submerged arc welding process), provided with anti-roll supports, primed with a rust preventing layer and finished with a layer of white paint. Tanks are delivered pressure-tested and ready-to-use (plug-and-play). Tanks are equipped with: 16" (400 mm) manhole complete with oil gasket and tight bolted cover. 3" lockable filling quick cap. Mechanical overfill prevention valve calibrated to interrupt the fuel flow at 90% of the tank's geometric capacity. Vent device with flame arrestor mesh. Mechanical float operated tank contents gauge with planetary gear, adjustable scale in cm. Tank drainage point provided with a safety cap for routine maintenance and cleaning. Suction point equipped with check valve, strainer and ball valve. Equipotential grounding point. Containment dike complete with lifting plates, grounding connection point, drain plug for routine maintenance / cleaning and n° 4 housings suitable for fixing the uprights of the roof systemFuel Transfer Unit: 15 GPM Diesel Transfer Pump (120V/60Hz, 650 Watt, 7.5 Amp Duty Cycle: 20 minutes on/off, 3450 RPM, 48.5 lbs, IP55 rated). 3-Digit Mechanical Meter (in gal). 13 ft. of dispensing hose. A60 Auto-nozzle.