Quote:
Originally Posted by cRiPpLe_rOoStEr
For something subjected to less stringent regulations, marine-grade plywood might be OK to address concerns regarding environmental conditions.
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Funny thing is properly specified marine ply
MIGHT not actually be waterproof if the plies are thick enough. Damage is done by the ply swelling enough for the glue bond to break. I was just pointing out an common failure mode, YMMV.
In a boat, the process is tuned to keeping the liquids on one side of the stratum, not much attention to keeping the inside watertight.
We now return you to your regularly scheduled discussion