Put on safety goggles and rubber gloves. Place chemical absorbent mats over storm drains and other areas harmful chemicals might seep into.
Apply graffiti remover or paint stripper to the graffiti. You can find these in most home and building supply stores. Follow paint remover directions, letting it sit on the graffiti as long as directed.
Scrub off the graffiti with a scrub brush. Wipe the remainder of the paint and paint remover off the sidewalk or roadway with a rag.
Rinse the chemicals off of the pavement using clean water.
Put in earplugs and wear a face mask and rubber gloves. Place chemical absorbent mats over storm drains and other areas harmful chemicals might seep into.
Dampen the sidewalk or roadway with a pressure washer. Apply paint remover and let it sit for as long as directed.
Spray the pavement with the pressure washer, hitting it at several different angles to remove all the paint.