Blok-Guard & Graffiti Control VOC 15 (formerly called Blok-Guard & Graffiti Control Ultra 15) is a high-performance, clear, solvent-based silicone elastomer formulated to weatherproof concrete block and other porous masonry materials, like brick, unglazed terra cotta, porous tile, concrete and some natural stones. Blok-Guard & Graffiti Control VOC 15 protects masonry surfaces from repeated graffiti attacks with little to no change to the natural appearance.
which product is right for your project
|Product Name||Solids Content||Base/Carrier|
|Blok-Guard & Graffiti Control WB 6||6%||Water||5||2|
|Blok-Guard & Graffiti Control WB 15||15%||Water||5||5|
|Blok-Guard & Graffiti Control 9||9%||Solvent||5||3|
|Blok-Guard & Graffiti Control 15||15%||Solvent||5||5|
|Blok-Guard & Graffiti Control VOC 9||9%||VOC Exempt Solvent||5||4|
|Blok-Guard & Graffiti Control VOC 15||15%||VOC Exempt Solvent||5||5|
-Treated surfaces resist penetration of most types of graffiti.
-Simplifies graffiti removal.
-Effective protection for hard-to-seal surfaces.
-Controls rainwater penetration through exterior block walls.
-Helps control efflorescence, mildew and other moisture-related stains.
-Resists water penetration when applied over existing shrinkage cracks of 0.02 inches or less
1 year in tightly sealed, unopened container
clear liquid, petroleum odor
30-250 sq ft/gal. See Product Data Sheet for specific variations per substrate.
<–22° F (<–°30 C)
100° F (38°C) ASTM D3278
15% ASTM D2369
Blok-Guard & Graffiti Control VOC 15 (formerly called Blok-Guard & Graffiti Control Ultra 15) penetrates and fills pores to prevent water penetration through exterior walls exposed to normal weathering. Graffiti removal is fast and easy using PROSOCO's Graffiti Remover product. Blok-Guard & Graffiti Control VOC 15 is easy to apply with low-pressure spray, brush or roller. Treated surfaces exhibit excellent surface beading, withstand extreme temperatures and do not trap moisture. Offers excellent UV stability.
BLOK-GUARD & GRAFFITI CONTROL VOC 15