After camping this weekend I noticed a light dirt scuff mark on the interior canvas flap that zips up and covers the window screens. What can I use to clean it without hurting any waterproofing it has?
Rodney and Colleen Hirsch
Chicago, Illinois
2009 Forest River Flagstaff 227 MAC
Rodney and Colleen Hirsch
Chicago, Illinois
2009 Forest River Flagstaff 227 MAC