ALUMINA is constructed by the Tack & Weld technique. It Is a modern design runabout with built in boarding platform and rounded corners to the transom. The floor of the craft is sealed to provide watertight compartments, with internal seating being either back to back or pedestal type depending on preference. The craft is suited to outboard power from 20 hp to 90 hp with a 50 hp outboard giving a top speed of 33 mph.