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The International Workboat Show
Fernstrum GRIDCOOLER Keel Cooler: The World's #1 Keel Cooler
Still best in class, our keel coolers out-perform the competition. Made with higher silver content, these coolers are built to take a beating in the world’s waterways. We have your solution for new or retrofit installations.
- One-piece head design provides the durability you want and the flexibility you need
- Fatigue resistant high-silver content joints absorb the vibration and stress of daily operation
- Critical brazed joints are ultrasonically inspected to ensure proper penetration
- Built on over 70 years' experience, and four generations of Fernstrums are proud to put their name on our keel coolers
Popular Fernstrum GRIDCOOLER Keel Cooler Design Options
Learn more about our popular design options, and visualize what each option looks like using our GRIDCOOLER Keel Cooler Configurator Tool.
71%
Of the world is water.We can handle that.
"Hermasa have been using the Fernstrum GRIDCOOLERS very successfully for over 10 years in their tugboats."
— Alexandre Maciel, HERMASA - Vigo, Spain
WEKA Boxcoolers: All Performance. Zero Drag.
Produced in the USA and the Netherlands, our Weka Boxcoolers deliver performance at every task. Our technicians can custom spec a WEKA Boxcooler to meet your engine’s performance but exceed your expectations. Our cost-effective design and long life cycle makes this a smart choice.
- 20 years Global experience
- Longer life-cycle
- No costly, copper anodes
- Tougher, thicker tubes
Contact us for support, sales, or general inquiries.
We are happy to help you with any of your questions or direct your inquiry to your local support representative.