Originally Posted by powercat_ras
You could use marine plywood for the new floor and coat the bottom with 2 part epoxy.
Marine or the more easily found weather resistant plywood used in home sheathing or roofs. Instead of the epoxy which is a great idea but expensive, consider pickup truck bed liner which is available at and Auto Zone or Advance parts places. That stuff is nearly indestructable.
Dave W along with my DW, Susan and our poodlepups, Callie & Molly,2011 Ford F250 6.7 CCLB, 5er Hitch Option w/B&W Hitch,,Ride Rite air bags, 2014 Montana High Country 343RL (38')