Portugal's Navalrocha shipyard reports a strong influx of BWTS (Ballast Water Treatment System) retrofit projects for 2020.The shipyard completed its first ever BWTS installation with technical engineering partner Step Consolidated on the Paxoi bunker tanker, managed MM Marine Inc.Navalrocha Commercial Director Sergio Rodrigues said the contract sparked a series of other deals with five more BWTS retrofit projects scheduled for 2020.“The Paxoi installation process was carried out in the last quarter of 2019 during a 16-day drydocking,” he said.