You could use it as paneling, although I think that real paneling would be less expensive. This stuff is quite thick and heavy. I installed 5 x 7 sample pieces on my walls in two places with contact cement as a base for security system keypads.
No, I don't think it is waterproof. I have it throughout my house except for the bathrooms.There are ceramic tiles that look just like wood if you want this look for your bathrooms.
The actual color of the Oceanside color option is Carbo that is under brown color family.
On trend now is super matte low gloss finish around 10 gloss level vs super shiny. you can apply a new coat of urethane to a new floor, however would you apply a new coat to your brand new car?
Its priced by the SF, however sold in full carton quantities