Installing The Roof Plywood On The RV
Once I finished cleaning the top surfaces of the aluminum, I was ready to apply some construction adhesive and start fastening the 4 x 8 RevolutionPly 5mm Poplar Plywood down. I was using 1-inch torx bit exterior screws to help hold the plywood in place while the Liquid Nails Construction Adhesive cured. I used 3-1/2 inch exterior screws along the outside edges to hold the aluminum roof extrusions to the walls. I later decided that I didn’t like the Liquid Nails Construction Adhesive, mainly because it takes a LONG time to cure and I prefer a polyurethane construction adhesive since it remains somewhat more flexible. But I used Liquid Nails exclusively for attaching the plywood on the roof.
I cut the plywood so all of the seams were on the cross beams. This just seemed like a much stronger and better way of doing it. Unfortunately I didn’t take any photos of this once it was finished. I only have a few of the roof once I had started installing the plywood.
After I finished getting the plywood on, I unrolled the aluminum roof and let it lay loosely on the roof. Then it was time to glue down the aluminum roof on the RV …