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Hydro Seal - Bituminous Surface Treatment

Hydro Seal is a black waterproof membrane that has been formulated to act as a damp-proof membrane behind retaining walls and buried structures.

Key Features
  • Hydro Seal is simple to apply by brush or roller
  • Is compatible with green concrete
  • Has excellent adhesion to masonry and concrete etc
  • Fast cure time
  • Low water permeability
  • Sulphates and ground salts resistant
NZ Made
NZ Made
NZ-Owned Business
NZ-Owned Business
Scope of Use

Hydro Seal is suitable for concrete, concrete block and brick-work, wood and metal.

Limitations on Use

Hydro Seal must be protected immediately after curing.

Statement of Building Code Compliance
  • Passed the vapour flow resistance level requirements for a water vapour barrier as per E2/AS1 BRANZ Report number DC2547.
  • Meets moisture vapour permeability requirements of NZS 3604:2011.
E2 External Moisture compliant
External Moisture
Installation and Operation

New Zealand owned and operated for 20 years, Masons supply Weatherboard and Plaster cladding systems, and manufacture and distribute building materials nationwide.

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