MasterProtect HB 400DOT: Water-based, high-build, 100% acrylic, waterproof coating for DOT applications

Formerly: Thorocoat DOT

How does MasterProtect HB 400DOT work?

MasterProtect HB 400DOT 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 400DOT?

  • Available in custom state DOT colors
  • 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

What are the benefits of MasterProtect HB 400DOT?

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

US / Canada Product Information

Data Guide

Data Guide (French)

Data Guide (Spanish)

Certification Letter

LEED Letter

Direct contact

Master Builders Solutions Technical Support

Construction Systems


Safety Data Sheet (SDS)

Find all available safety data sheets for this product.

Product Certifications

Generate a free certificate of conformance for a specific BASF construction product.

Related Literature

Certification Letter

pdf (98.04 Kb)

Data Guide

pdf (106.35 Kb)

LEED Letter

pdf (106.85 Kb)