Underwater Epoxy Coating and Repair Systems

The AQUASEAL family of products are two-part, 100% solids epoxy systems specifically designed for underwater applications on concrete or masonry surfaces. These products are suitable for applications in both fresh and saltwater. AQUASEAL MV is a high build protective coating for structures below water. AQUASEAL LV is a low viscosity version that can be mixed with aggregate to form a mortar for repair or can also be used “neat’’ for crack repair using pressure injection techniques.


  • Coating concrete, steel piers and piles
  • Grouting pile jackets
  • Underwater pressure injection
  • Grouting and pointing of granite block
  • Anchor bolt grouting

Specifications / Compliances

  • AQUASEAL LV: ASTM C881, Type III, Grade 1, Class C
  • AQUASEAL MV: ASTM C881, Type IV, Grade 2, Class C
  • AQUASEAL GEL: ASTM C881, Type IV, Grade 3, Class C


AQUASEAL LV, MV & GEL are packaged in 10 gal (37.9 L) and 4 gal (3.8 L) units.