The Survitec DSB 470GPM comprises of a skin and buoyancy tube manufactured from UV resistant Hypalon with independent air compartments and safe, flush integrated valves. The boat hull features an inflatable keel inserted into sleeve sections. The 470GPM is equipped with a single inflation system which can be used to inflate the keel. During inflation, the keel is well protected against over pressure. With a heavy duty construction, advanced performance capabilities and innovative design, the 470GPM is fully adaptable for a variety of applications including fast rescue, infiltration and extraction, and covert missions.