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Gunac

Gunac | Waterproofing Specialists is the specialist waterproofing division of Access | Partners in Property. With over 40 years of experience across commercial portfolios and selective high-end residential projects, Gunac brings unmatched depth of expertise to every job.

Gunac Waterproofing Specialists - waterproofing division of Access | Partners in Property

New Zealand's Waterproofing Specialists

Gunac | Waterproofing Specialists (formerly Gunac) is the specialist waterproofing division of Access | Partners in Property. With over 40 years of experience across commercial buildings, multi-unit portfolios, and selective high-end residential projects, Gunac brings unmatched depth of expertise to every job.

As an approved applicator for New Zealand's leading waterproofing systems, Gunac has undertaken a very wide range of projects of varying scope and scale - from new construction waterproofing to remedying complex water ingress issues in existing buildings.

Our Waterproofing Systems

  • Sheet membranes (Sika Sarnafil, Nuralite, Viking TPO)
  • Liquid membranes
  • High build coatings
  • Below-ground tanking
  • Sealants and specialist products

Services

  • New construction waterproofing
  • Membrane roofing
  • Annual roof inspections with photo reports
  • External coating for concrete, metal, cladding, and timber
  • Water ingress diagnosis and long-term resolution
  • Maintenance plans

Approved Product Partners

AllcoArdexBitumen SystemsEquusGAF RoofingNuraliteSealcoSikaViking Roofspec

Notable Projects

  • Crowne Plaza - membrane roof overlay
  • Anglesea Tower - Viking TPO sheet membrane
  • Numerous commercial buildings, multi-unit portfolios, and selective high-end residential projects across NZ