Graffiti can be removed from basically all types of surfaces. It is important to choose the appropriate graffiti remover or graffiti protection for the substrate.
Following products are recommended for graffiti removal and graffiti protection from travertine.
Hint: PERMA-Primer is used in combination with PERMA-Guard to enhance its adhesion or for strong color changes. The substrate darkens only slightly or not at all. The use of a primer primer isn’t necessary for SEMI-Guard.