As a leading manufacturer of marine keel-cooling technologies, R.W. Fernstrum has continually evolved the Gridcooler Keel Cooler to meet the challenges of the commercial marine industry. The aluminum Gridcooler Keel Cooler was engineered with Alaska fishermen in mind.

The aluminum Gridcooler Keel Cooler is designed specifically for unpainted aluminum hulls in fresh or cold seawater environments. This keel cooler is manufactured with a 5000-series aluminum alloy to prevent saltwater corrosion and avoid damage from dissimilar metals.

Through strategic partnerships with Weka Boxcoolers and Tranter Heat Exchangers, Fernstrum continues to provide the latest in cooling solutions — products engineered to cool engines, generator sets, reduction gears, bow thrusters, and electrical equipment. Fernstrum has your cooling solution.