Manhole Covers
Galvanized steel, Stainless steel or Aluminium light alloy manhole covers. Suitable for every type of tank trucks. With quick closure. Leak-tightness assured by one spring that guarantees opening at 300 mbar. Also equipped with a double security device against overpressure opening. Internal and external breather vent, vapour recovery valve, dipstick mounting hole, electronic probe, porthole. Vent devices are designed to satisfy ventilation requirements of liquid hydrocarbons and dangerous goods tanker compartments in accordance with A.D.R. international standards (class III). Also available are manhole covers, in different specifications, and suitable for all kinds of applications.