<p>Demand for advanced propeller retrofits and energy-saving devices (ESDs) has nearly quadrupled since 2020 to enhance energy efficiency to meet tightening emissions regulations.&#160; Click to enlarge However, according to a new report from British class society Lloyd’s Register (LR), while high-efficiency propellers can deliver fuel savings of between 3-10%, and popular devices such as rudder &#8230;</p> </p><p><p>https://splash247.com/lr-report-outlines-clear-case-for-shipowners-to-retrofit/</p></p>