Comprehensive Building Envelope Waterproofing

We provide fully integrated waterproofing systems across the entire building envelope, including the following:

  • Below-grade membranes

  • Air/vapor barriers

  • Facade sealants

  • Warm and green roofing

  • Membrane roofing

  • Curtain wall interface detailing

  • Leak and damage monitoring.

Our approach ensures continuity of protection, controls moisture migration, and meets the performance demands of New Zealand’s commercial structures.

All systems are installed to design using premium materials and strict QA/QC protocols for long-term durability and code of compliance.

  • Fidelity Life

    Watertight was engaged to deliver comprehensive waterproofing works to the Fidelity Life Building in Auckland, a prominent commercial asset requiring a robust and reliable building envelope solution. The scope included the integration of a fully coordinated Sika waterproofing envelope across critical interfaces to ensure long-term weather tightness and durability. Systems were detailed and installed in accordance with manufacturer specifications and project requirements, with a strong focus on continuity of the envelope, buildability, and risk mitigation. The completed works provide a high-performance waterproofing solution appropriate for a premium commercial building with long-term operational expectations.

  • Mercury

    Watertight provided comprehensive technical support and full waterproofing installation for the Mercury Building in Auckland, supporting the project from early design coordination through to construction delivery. Our involvement focused on system selection, detailing, and interface coordination to ensure continuity of the waterproofing envelope and minimise long-term risk. A fully integrated Sika waterproofing solution was installed in strict accordance with manufacturer specifications, delivering durable, low-maintenance protection for the building fabric. This integrated approach provides asset owners with long-term performance certainty, reduced exposure to water-related defects, and confidence in whole-of-life building outcomes.

  • Coates Avenue

    Watertight delivers complete waterproofing solutions for high-end residential apartment developments throughout Auckland, where detailing, durability, and long-term performance are critical. An integrated the waterproofing envelope is developed with early design input to ensure continuity across below-ground, podium, deck, and roof waterproofing. This approach provides a robust, low-risk outcome that protects the building fabric and supports the long-term value of premium residential assets.

  • Georges Bay Road

    Watertight delivered the complete building envelope waterproofing for the head office of Mansons TLCM, one of Auckland’s most respected construction companies. A fully integrated Sika waterproofing envelope was developed with early design-stage input from Watertight to ensure buildability, continuity, and long-term performance across the project. The scope included Sika Bentonite systems to below-ground structures and Sika Sarnafil single-ply membranes to all decks and roof areas, and everything in-between the full Sika range of waterproofing came together on this project. The result is a robust, low-risk envelope solution appropriate for a flagship commercial headquarters.

  • Victoria Road

    Watertight provided end-to-end technical support and full waterproofing installation for the Spark Building, a large-scale, high-profile commercial asset on Victoria Street, Auckland. Working closely with Mansons TLCM, and Sika NZ, Watertight assisted during the design phase, contributing to system selection, detailing, and interface coordination to ensure a continuous, high-performance waterproofing envelope across the building. A fully integrated Sika waterproofing solution was then installed, supported by robust quality assurance processes aligned to long-term asset performance. The completed works deliver proud owners a durable, low-risk envelope solution that protects capital value, reduces exposure to water-related defects.