Prosoco Blok-Guard and Graffiti Control 15


SKU: N/A Categories: , ,


Blok-Guard & Graffiti Control 15 is a high-performance, clear, solvent-based silicone elastomer formulated to weatherproof concrete block and other porous masonry materials. Blok-Guard & Graffiti Control 15 protects masonry surfaces from repeated graffiti attacks with little to no change to the natural appearance.

  • Treated surfaces resist the penetration of most types of graffiti.
  • Simplifies graffiti removal.
  • Effective protection for hard-to-seal surfaces.
  • Controls rainwater penetration through exterior block walls.
  • It helps control efflorescence, mildew, and other moisture-related stains.

Additional information

Weight N/A

1-Gallon, 5-Gallon

Spec Sheets

WS BGGC 15 Data Sheet

  • SHELF LIFE: 1 year in a tightly sealed, unopened container
  • VOC CONTENT: >600 g/L
  • FORM: clear liquid, petroleum odor
  • PH: Non-applicable
  • COVERAGE RATE: 30-250 sq ft/gal. See Product Data Sheet for specific variations per substrate.
  • FREEZE POINT: <–22° F (<–30° C)
  • FLASHPOINT: 100° F (38° C) ASTM D 3278
  • TOTAL SOLIDS: 15% ASTM D2369
  • WT/GAL: 6.77 lbs
  • AVAILABLE SIZES: 1-gal (minimum quantity of 4), 5-gal