Having trouble with the fiberglass on the rear end of the MH. Used Nu-Finish as always but the fiberglass on the end has soaked up the liquid wax and will not wipe completely off. That portion of ...
I use to have that issue with the side of my Fleetwood Jamboree that had corrugated fiberglass sides. Take a can of Pledge and spray an area to be waxed. Then use the Nu-Finish and wipe off when dry.