Clear casting resin is designed for deep molds and castings. use it to embed or encase almost any object in crystal clear plastic.. Hi!i developed the urge to build my own canoe/kayak. it took a while to get the courage for the undertaking, and my research took me down several possible avenues…. The hull is tack-welded together with ca glue. check the alignment of the bottom, it should be even with the bottom of the sides. make adjustments accordingly..