Becker delivered an eight-meter-diameter version of its prime energy saver for VLCC Becker Marine Systems has delivered the largest Becker Mewis Duct ever made with a diameter of 8.10 m for the construction of Very Large Crude Oil Carriers (VLCC) at Hyundai Samho Heavy Industries for Samco Shipholding, Singapore. Initial sea trials of the new VLCC with a length of 319.0 m have proven once more the excellent rate of power savings provided by the Becker Mewis Duct. Fuel savings of about 5% were measured, lowering operating costs for the lifetime of the ship.