The Hull Truth - Boating and Fishing Forum - View Single Post - Does foam contribute to structural integrity on catamaran hull?
Old 02-09-2019, 12:54 AM
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The foam in Sharkcat was just polystyrene, most are water logged, but unless you cut the floor out, you will never know, I have done three, and they were all the same, blocks cut roughly to size, and all had water in them, remember they haven't been made for decades.