PROSOCO Siloxane PD – Water-Based Silane/Siloxane Water Repellent (5 Gallon)

LONG-LASTING WATER REPELLENT FOR MASONRY

PROSOCO Siloxane PD is a ready-to-use, water-based silane/siloxane water repellent designed to protect concrete, masonry, and stucco surfaces from moisture intrusion. Its penetrating formula provides long-lasting protection while preserving the natural appearance and breathability of the substrate.

Ideal for both vertical and horizontal applications, Siloxane PD helps prevent cracking, spalling, staining, and other water-related damage. Its low-odor, alkaline-stable formulation makes it suitable for both field and in-plant use.

FEATURES / BENEFITS

• Deep-penetrating water repellency for long-term protection
  
• Maintains natural appearance—no surface film
  
• Allows surfaces to breathe—does not trap moisture
  
• Helps prevent cracking, spalling, and staining
  
• Suitable for vertical and horizontal surfaces
  
• Water-based, low odor, and easy to apply
  
• Effective on manufactured stone and masonry
  
• Provides protection for up to 10 years
  
• Resists water penetration over hairline cracks (≤ 0.02")

TECHNICAL DATA

• Form: Cloudy white liquid, odorless
  
• VOC Content: <30 g/L
  
• pH: 4–5
  
• Coverage Rate: 50–200 sq. ft. per gallon
  
• Shelf Life: 1 year (unopened)
  
• Freeze Point: 32°F (0°C)
  
• Flash Point: >212°F (>100°C)
  
• Total Solids: 4%
  
• Weight per Gallon: 8.29 lbs

AVAILABLE SIZES

• 5 Gallon

RESOURCES

• Product Data Sheet
• Product Data Sheet (Canadian French)
• Product Data Sheet (Spanish)
• Safety Data Sheet
• Safety Data Sheet (Spanish)
• SDS Canadian French
• VOC Compliance
• Build America, Buy America Act