Avion truck campers - Hundreds of photos
Without going into too much painful detail, we had a mishap several week-ends ago. While working with sand bag crews on the Mississippi River, the truck and camper fell into the flood waters as a road...
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Rastaman, ticki2 is right. Avion used 3/8 ply pretty much everywhere, doubling up where greater thickness/strength was required. 1/2 + 1/2 would be a good choice. Offset the joints. Don't use treated ply. Use marine grade ply. It has waterproof glue and no voids. Fir is probably the most economical. Make the joints with West Systems epoxy. If you want to waterproof the plywood, either paint with a marine grade paint or use Smith's Clear Penetrating Epoxy Sealant. It rolls on easily and will protect the wood for your lifetime. Fastening with screws is fine; just remember that every penetration of the skin is a potential leak.
Onward!
Onward!
