About the Sea Water Supply : for the ice machine install on the vessel, the sea water is pumped into the evaporator to be frozen from the tank for sea water storage. However, if the ice machine is land based, you need to use a pump . Big Cube Ice Maker, The Ice Machine, Countertop Ice Cube Machine, Big Block Ice Maker,Ice Tube Machine Price. These industrial ice machines can be air-cooled or water-cooled. OMT Air-cooled type ice machines use fans to remove heat from the system, while water-cooled machines use water to cool the condenser. The product will supply to all over the world, such as Europe, America, Australia,Rotterdam, Liverpool,Jeddah, Afghanistan.Here are some features of OMT ice block machines: