I have already started my build a Tiny Trailer for reason of cargo space and gear storage, should be done by May 2013. This site has provided me with a abundance of information for my build. My build is 5'x8', 3/4 Plywood walls with Aluminum skin. 1 Door 26x36, 3 Windows, powered vent. 2x3x.125 Aluminum frame. With AC/DC Power, Outdoor shower and moreā¦