Designs available in aluminum…. aluminum is also a superb material for boatbuilding by the person qualified in aluminum welding. aluminum boats using welded marine. $345: sport boats: hull 960 "kenai" has a high forward chine for white water boating: 15’6" 7’0" 1048: $759: hull 922 wider sportster with bow cockpit for water jet. Scully’s aluminum boats, inc. is described as high quality, low maintenance, customizable, lifetime aluminum weld boats. from customized work boats to high end.