Tips For Cleaning Camper Siding Do You Have Some Tips For Cleaning The Exterior Of A 5th Wheel Camper?

Do you have some tips for cleaning the exterior of a 5th wheel camper? - tips for cleaning camper siding

If we have only a 93 30 'Wilderness 5th Wheel Camper The interior is impeccable, but the outside is really bad and urgently need to clarify. I believe it was parked under a tree or building with black mold, because it marks the form of SAP / Around the ceiling (and only 20 degrees outside, do not know were there, what it is). The parties are very dirty. Do you have tips on how to make all Goop the roof and sides? All products do you prefer ? I prefer some of the area if possible. As it has for our first caravan you have any advice on what kind of brush to scrub to use this material without placing stripes on the (soft / hard)? Can you imagine the to wash the roof of our new van foot, or waIt lking a no-no? It has a ladder with a roof rack on, so you can go without hurt. Thanks in advance! :-)