Avoid working in direct sunlight or wind. Wear Circa 1850 Stripping Gloves and protective eyewear. Protect work area with polyethylene or foil sheet. Shake can well. Point nozzle towards area, holding can 20-30cm (8-12in) from surface. Let stand for a few minutes or until the graffiti begins to soften or dissolve. On non-porous surfaces, a rag or water spray may be used to remove the graffiti. On porous surfaces, a scrub brush or power washer may be used to remove the graffiti. Reapply Circa 1850 Anti-Graffiti if required.