MasterProtect HB 400

Water-based, high-build, 100% acrylic, waterproof coating

Formerly: Thorocoat

How does MasterProtect HB 400 work?

MasterProtect HB 400 is a water-based, high-build, 100% acrylic, waterproof coating for above-grade concrete, masonry, stucco, and EIFS.

Recommended uses:

  • Exterior
  • Vertical and overhead surfaces
  • Above grade
  • Protecting and waterproofing

What are the unique features of MasterProtect HB 400?

  • Available in a broad range of colors and textures for design versatility
  • Resists wind-driven rain; helps prevent water penetration into the substrate
  • Breathable to allow water vapor to escape
  • Excellent adhesion, bonds securely to substrate for long-term durability
  • Excellent hiding power
  • Low VOC content for broad compliance across all regions
  • Masters Painters Institute (MPI) approved

What are the benefits of MasterProtect HB 400?

  • UV resistance provides excellent color retention for a long-lasting, attractive finish
  • Textured formulations help improve aesthetics of irregular substrates
  • Effective carbon dioxide diffusion barrier, protects embedded steel from corrosion
  • Freeze/thaw resistant suitable for cold climates

Product Information

Data Guide

Certification Letter

Guide Spec

LEED Letter

LEED v4 Letter

Safety Data Sheets - Color Series Medium

Safety Data Sheets - Color Series Pastel

Safety Data Sheets - Medium

Safety Data Sheets - Pastel