Npdchief07ExplorerJul 11, 2019Cleaning black streaksWe have an aluminum siding travel trailer. We can't get rid of the black streaks. We have tried the LA Awesome cleaner with a pressure sprayer and had no luck. Any suggestions??
bpoundsNomadJul 11, 2019This is all I use. Love the stuff. Use with a pole brush.Gel-Gloss RV Wash & Wax
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