PROSOCO Blok-Guard & Graffiti Control WB 6 – Water-Based Graffiti & Water Repellent (5 Gallon)

GRAFFITI & WATER REPELLENT FOR MASONRY

PROSOCO Blok-Guard & Graffiti Control WB 6 is a clear-drying, water-based silicone emulsion designed to protect porous masonry surfaces from water intrusion and graffiti. It provides long-lasting protection without altering the natural appearance of materials such as concrete block, brick, tile, and natural stone.

Suitable for both interior and exterior use, this treatment simplifies graffiti removal and helps protect surfaces from weathering, moisture intrusion, and related staining. It penetrates deeply while allowing surfaces to remain breathable.

Ideal for use on exterior walls, block, and other difficult-to-seal surfaces, Blok-Guard & Graffiti Control WB 6 improves durability while maintaining a natural finish.

FEATURES / BENEFITS

• Protects against graffiti and simplifies cleanup
  
• Provides water repellency for porous masonry surfaces
  
• Maintains natural appearance—no film or discoloration
  
• Low odor and UV-stable for long-term performance
  
• Suitable for interior and exterior applications
  
• Effective on hard-to-seal surfaces like concrete block
  
• Helps control efflorescence, mildew, and moisture staining
  
• Resists water penetration over hairline cracks (≤ 0.02")

TECHNICAL DATA

• Form: White liquid, slight odor
  
• VOC Content: <20 g/L
  
• pH: Not applicable
  
• Coverage Rate: 30–175 sq. ft. per gallon
  
• Shelf Life: 1 year (unopened)
  
• Freeze Point: 32°F (0°C)
  
• Flash Point: >212°F (>100°C)
  
• Total Solids: 6%
  
• Weight per Gallon: 8.32 lbs

AVAILABLE SIZES

• 5 Gallon

RESOURCES

• Product Data Sheet
• Product Data Sheet (Canadian French)
• Safety Data Sheet
• Safety Data Sheet (Spanish)
• SDS Canadian French
• VOC Compliance
• 3-Part Specification
• Build America, Buy America Act
• LEED Verification Letter
• SCS Certification