BASF MasterProtect H 400 Penetrating Sealer, 5-Gallon Bucket

BASF MasterProtect H 400 is a water-based, 40% alkylalkoxysilane penetrating sealer. It provides longlasting protection against moisture intrusion, freeze/thaw cycles, and chloride intrusion. For use on parking garages, stadiums, bridge decks, concrete road surfaces, ramps and barrier rails, and many other reinforced-concrete structures. Formerly known as Enviroseal 40.

• Can be applied horizontally or vertically on interior or exterior above-grade surfaces
• Excellent penetration protection
• 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
• 5-gallon bucket
• 100-200 square feet of coverage per gallon on brick and concrete