Weather Seal Blok-Guard® and Graffiti Control is a clear, solvent-based silicone elastomer formulated to weatherproof concrete block and other porous masonry materials. Blok-Guard® and Graffiti Control protects masonry surfaces from repeated graffiti attacks without altering the natural appearance. Blok-Guard® and Graffiti Control penetrates and fills pores to prevent water penetration through exterior walls exposed to normal weathering. Graffiti removal is fast and easy using Defacer Eraser® Graffiti Wipe. Blok-Guard® and Graffiti Control is easy to apply with low-pressure spray, brush or roller.
Manufactured and marketed in compliance with USEPA VOC regulations (40 CFR 59.403).
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.
Treated surfaces exhibit excellent surface beading and withstand extreme temperatures.
Treated surfaces 'breathe.'.
Excellent UV stability.
Not suitable for extremely dense or polished surfaces.
Not suitable for asphaltic surfaces.
Not recommended for below-grade applications.
Will not prevent water penetration through structural cracks, defects or open joints.