stitch and glue pontoon
Stitch and glue's wiki: stitch and glue is a simple boat building method which uses plywood panels stitched together, usually with copper wire, and glued together with epoxy resin. this type of construction can eliminate much of the need for frames or ribs... Stitch and glue small boat/canoe building. if you are interested in boat building, especially using “stitch and glue” plywood construction, below is an example of a “stitch and glue" pontoon for my outrigger canoe. the 3d design: the unfolded (cutout) design:.. The purpose of stitch and glue is to build a hard-chined boat from plywood. the shape of the boat is therefore made up from conical (flat panel) sections. in a sense, what you call multi-layered is shop-made plywood, but the reason it's done is to make a hull with rounded sections... 
stitch and glue pontoon
