Quote
Question though, what did you use the foam for in the pictures?


I sprayed the foam between the bulkheads and when it expanded and dried I cut it with a long knife while the bulkheads created the desired shape of the hull

I used this method in another project:
http://www.qcm.co.il/mini/p.html
The text is in hebrew but the pics are multi language


Erez Ben Shoham http://www.cat-sail.co.il