Spray GP66 Miracle Cleaner on graffiti.
Place paper toweling over graffiti..
Spray more GP66 on toweling to saturation point.
Keep toweling wet with GP66 Miracle Cleaner.
Test graffiti with stainless steel brush or pad every 1/2 hour. Be sure to test with a stripping pad for smooth surfaces.
When graffiti is ready to come off, remove toweling and spray with GP66 Miracle Cleaner while you scrub graffiti off.Note: Some graffiti will come off immediately. Most graffiti will come off in 1/2 to 1 hour soaking time as explained above. In rare instances, you may need up to 24 hours using the above method. Use the stainless-steel brush on course rough surfaces. Use the stripping pad for smooth surfaces.