If you are familiar with boating, it's likely you have encountered a pontoon boat. These are flat boats that float on the the top of the water. They are often used when a large surface area, or deck, is needed. When it comes to pontoons, there are many different options available. Find out more about why pontoon boats are useful visit here - https://www.gainesvillemarina.com/default.asp?page=xAllInventory&vc=pontoon#page=xAllInventory&vc=pontoon.