Evac Group, a provider of integrated water, waste and wastewater management solutions, as well as corrosion protection and marine growth prevention systems for the marine, offshore and land-based construction industries, announced the acquisition of WatMan Engineering, a Finnish specialist in water treatment solutions with a strong focus on marine desalination.Founded in 1995, WatMan Engineering is a recognized supplier of water treatment systems, particularly desalination units for vessels such as cruise ships.