Bastion

Masonry Coating & Sealant

Bastion Masonry Coating & Sealant is a high-build elastomeric coating formulated with premium 100% acrylic resins to protect and enhance masonry surfaces exposed to demanding conditions. Reinforced with mica for improved film strength and crack resistance, Bastion forms a durable, flexible membrane that helps bridge minor surface imperfections while resisting water intrusion. Its breathable formulation allows moisture vapor to escape while providing long-term protection against weathering, UV exposure, and mildew growth.

About Bastion

Key Benefits

  • High-build elastomeric formulation
  • Premium 100% acrylic resin technology
  • Reinforced with mica for improved durability
  • Helps resist cracking and surface movement
  • Breathable membrane allows moisture vapor transmission
  • Resistant to water intrusion
  • UV-resistant for long-term exterior performance
  • Mildew-resistant formulation
  • Excellent film build and surface protection
  • Suitable for a wide variety of masonry substrates

Applications

  • Commercial buildings
  • Industrial facilities
  • Institutional properties
  • Agricultural structures
  • Multi-family housing
  • Residential exterior walls
  • Masonry restoration projects
  • New construction masonry surfaces
  • Exterior wall waterproofing and protection

Recommended Uses

Bastion Masonry Coating & Sealant is ideal for masonry surfaces exposed to moisture, weathering, UV exposure, and building movement.

Recommended Substrates:

  • Concrete block (CMU)
  • Cinder block
  • Stucco
  • Brick
  • EIFS
  • Pre-cast concrete
  • Poured concrete
  • Cementitious wall systems
  • Properly prepared masonry surfaces

Downloads

Download Technical Data Sheets, Safety Data Sheets, & Application Guides