The joints are just waterproof fabric, glued to the wood. On Wednesday, November 2, 2022 at 07:02:30 PM PDT, Don Bryson <dbryson59@yahoo.com> wrote: Very cool! How are the joints sealed? Sent from Yahoo Mail for iPhone On Wednesday, November 2, 2022, 9:48 PM, Lawrence Winiarski via montgomery_boats <montgomery_boats@mailman.xmission.com> wrote: I've been working on this project for awhile and I thought I'd showoff with a few pictures. Basically it is a folding dinghy that folds down to 46" long and about 8" thick that fits across the transom of the M15. Takes about 5 minutes to assemble and faster to take down, but I'm working to try and improve that. It's still a work in progress, but I've taken it out a few times.