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Graffiti Removal From Franciscan Sandstone at the Presidio

Graffiti Removal From Franciscan Sandstone at the Presidio. Stripping several layers of oil, acrylic, and alkyd paint Removal from Ashlar-pattern sandstone Mild Abrasives: particles too hard-edged system not as controllable Chemical Strippers: long set time

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Graffiti Removal From Franciscan Sandstone at the Presidio

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  1. Graffiti Removal From Franciscan Sandstone at the Presidio • Stripping several layers of oil, acrylic, and alkyd paint • Removal from Ashlar-pattern sandstone • Mild Abrasives: • particles too hard-edged • system not as controllable • Chemical Strippers: • long set time • would not remove total pigment • requires pressurized water rinsing

  2. Graffiti Removal From Franciscan Sandstone at the Presidio • Chose White SPOCC Sponge MediaTM • Gradual / Controllable paint removal • Minimal disruption to sandstone • No VOCs or hazardous chemicals • Easy to clean up • No water or rinse required

  3. Before After Graffiti Removal From Franciscan Sandstone at the Presidio

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