Step-by-step. my boat build resembling the amazing curves of the riva range. all plans were self thought of from my imagination, self draw and self cut. Waterproofing wood – this recipe is the do-it-yourself enthusiast best-of-breed method. it uses inexpensive ingredients commonly found under the garage work bench of. Intro: homemade inflatable boat. i’m starting this topic to both log my experiments and to petition contributions and ideas from others. the basic premise, to build a.