The Beaver® flood preparedness system is extremely user friendly. These optimally user friendly inflatable dams can be deployed simply and easily. What’s more they’re highly versatile, and are very easy to dismantle. Beaver® inflatable dams can be readily stored in minimal storage space. In an emergency, a Beaver® inflatable dam can be extended to a length of 190 centimeters. When calculating the height of inflatable dams, it’s essential to factor in freeboard.