Boat plans and kits 400 to choose from; bruce roberts; boatplans; boat kits; steel boat plans; aluminum boat plans; fiberglass boat plans; plywood boatbuilding plans. Glen-l fiberglass covering kits what they contain….. every fiberglass covering kit is a complete package specifically prepared for the glen-l wood/plywood design. Welcome to our marine plywood online store! why marine plywood? small boats: while small stitch and glue boats can be successfully built with inexpensive.