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    MasterProtect H 400 - Water-based 40% silane penetrating sealer

    What is MasterProtect H 400?

    MasterProtect H 400 is a water-based, 40% active ingredient alkyl alkoxy silane penetrating sealer. It provides long-lasting protection against moisture intrusion, freeze/thaw cycles, and chloride intrusion.

    What is MasterProtect H 400 used for?

    • Interior or exterior
    • Horizontal and vertical
    • Above grade
    • Parking garages
    • Stadiums
    • Bridge decks
    • Concrete highway road surfaces
    • Ramps and barrier rails
    • Many other reinforced concrete structures 

    What are the benefits of MasterProtect H 400​?

    • Excellent penetration protecting against damage from moisture intrusion and chloride ion penetration
    • 40% silane
    • Ideal for traffic-bearing surfaces
    • Breathable to allow interior moisture to escape without damaging sealer
    • Does not alter surface appearance
    • One component for ease of application


    MasterProtect H 400_MS

    pdf (110.60 Kb)

    MasterProtect H 400_TDS

    pdf (369.32 Kb)


    Oman: +968/24435800
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