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Clear, Water-Based 20% Silane Penetrating Sealer | Formerly: Enviroseal 20

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Availability: In stock



MasterProtect H 200 is a clear, water-based 20% alkylalkoxysilane penetrating sealer. It protects against moisture and chloride intrusion.


Recommended uses:

  • Horizontal and vertical
  • Exterior or interior
  • Above grade
  • Concrete substrates: Architectural Exposed aggregate Glass-fiber reinforced Precast Cast in place/precast Silica fume
  • Hard burnt brick
  • Stucco Troweled/smooth Integrally colored
  • Brick pavers
  • Tile (unglazed) 

What are the unique features of MasterProtect H 200?

  • Water-based, VOC compliant
  • USDA compliant (non-food contact areas)
  • Transparent, non-staining
  • Breathable
  • One component
  • Water-repellent

What are the benefits of MasterProtect H 200?

  • Use in food manufacturing and service structures
  • Does not alter surface appearance
  • Allows interior moisture to escape without damaging sealer
  • Easy to apply; saves labor
  • Protects against damage from moisture intrusion and chloride ion penetration

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