As a global leader in marine heat exchange units, the Fernstrum name has become synonymous with quality, innovation and performance. For various types of commercial vessels, including tugboats, fishing vessels, container and even navy ships, we offer the widest range of applications on the market. Our original GRIDCOOLER® Keel Cooler has been customized for multiple advancements for over 75 years, (and poorly imitated by our competition.) Our WEKA Boxcooler® is mounted in a sea chest for high performance and ultimate protection. Finally, our OMEGA Laser Plate technology provides almost unlimited applications with high-performance pillow surface designs.