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MasterProtect H 440HZ Clear Water-Repellent Sealer 5/gal

MasterProtect H 440HZ Clear Water-Repellent Sealer 5/gal from Carter-Waters

Hazardous material cannot ship by air transportation. LTL shipping is required.

MasterProtect H 440HZ is a breathable, solvent-based, water repellent sealer containing 40% alkylalkoxysilane.

Recommended uses:

  • Horizontal
  • Exterior
  • Above grade
  • Parking decks
  • Bridges
  • Stadiums


  • 40% silane, Excellent depth of penetration
  • Does not alter surface appearance
  • Surface sealer helps reduce efflorescence, atmospheric staining, and mildew


  • Water repellent which helps to protect from damage caused by chloride intrusion, extends life of structures
  • Solvent-based, excellent for cold-weather applications
  • Breathability allows interior moisture to escape without damaging sealer

Formerly known as Hydrozo Silane 40 VOC

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