Even though I clean the roofing several times a year, I still obtained black touches, virtually removed, considering that I obtained the guards. Next off, clean off this therapy with water and allow your Motor Home to completely dry. Think about a therapy that leaves a completely dry-waxed surface, such as Protect All Rubber Roofing Therapy, if the roof covering is rubber or plastic. Dealing with roof covering with a protectant produced rubber roof coverings. One preferred read more