graffiti removal from franciscan sandstone at the presidio
DESCRIPTION
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 - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Graffiti Removal From Franciscan Sandstone at the Presidio](https://reader035.vdocuments.net/reader035/viewer/2022062408/56813d65550346895da73ee4/html5/thumbnails/1.jpg)
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©20
08 S
pong
e-Jet Inc. A
ll rights re
served.
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
![Page 2: Graffiti Removal From Franciscan Sandstone at the Presidio](https://reader035.vdocuments.net/reader035/viewer/2022062408/56813d65550346895da73ee4/html5/thumbnails/2.jpg)
2
©20
08 S
pong
e-Jet Inc. A
ll rights re
served.
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
![Page 3: Graffiti Removal From Franciscan Sandstone at the Presidio](https://reader035.vdocuments.net/reader035/viewer/2022062408/56813d65550346895da73ee4/html5/thumbnails/3.jpg)
3
©20
08 S
pong
e-Jet Inc. A
ll rights re
served.
Graffiti Removal From Franciscan Sandstone at the Presidio
Before After