The most popular and longest selling boat Islander produced was their 36-foot long masthead sloop, commonly called the I-36. This boat is of fiberglass construction with a wood-cored fiberglass deck and cabin roof. It has a skeg-mounted rudder and a fin keel. The hull and rig were designed by naval architect Alan Gurney. Ballast 5820 lbs LWL 28.25ft Water 54 gal Fuel 32 al Holding tank 15 gal