Welcome to our on-line catalog of camper and travel trailer plans and patterns. you may notice that the line drawings of our various rv plans look. July 2017 i have built a glen-l zip in new zealand a couple years ago. marine plywood is hard to find in nz unless you live in one of the big cities even then it. Did you get your copy of: an educational service provided by glen-l marine designs. get yours by simply clicking the button below..