Not sure about the product referenced, but some flooring materials are not solid. Rather they can have what appears to be particle board backers, which I've found from experience, do not like moisture at all. I had a basement buckle, despite having put underlayment as directed. I would never use that on a boat for any purpose.
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
In the harsh marine environment, something is always in need of repair. Margaritas fix everything.