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North Island Waterproofing Specialists.

At Kiwi Waterproofing our specialists deliver reliable membrane systems for residential, commercial and industrial projects. We protect buildings with quality materials, expert installation and solutions designed for New Zealand conditions.

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Residential

Residential waterproofing for roofs, decks, basements and wet areas.

Commercial

Reliable waterproofing for commercial buildings and developments.

Industrial

Heavy-duty waterproofing for factories, warehouses and processing plants.

North Island Waterproofing Specialists

With experience across diverse New Zealand regions, we understand how local climate conditions impact building performance. We provide solutions designed for each project, combining technical knowledge, quality membrane systems and expert installation for long-term protection.

Our Services

We provide roofing Inspections and waterproofing solutions for single-ply membrane systems, torch-on and liquid membrane for roofs, decks, balconies, foundations, basements, tanking and structural protection.

Tanking Systems

Below-ground waterproofing and tanking systems for foundations, piles, basement walls and footings. We provide reliable protection against groundwater and moisture ingress using quality membrane systems selected for each project.

Membrane Roofing

Professional membrane roofing services including sheet membrane and torch-on systems for flat roofs, decks and balconies. We focus on correct substrate preparation, detailing, penetrations, flashings and drainage to deliver durable waterproofing performance.

Liquid Membranes

For complex waterproofing applications, including roofs, decks, foundations and structural protection we use range of appropriate liquid membranes. For metal surfaces we apply zinc-based coatings, providing corrosion resistance and long-term durability in demanding environments.

Roof Inspections

Professional roof inspections assessing membrane condition, flashings, penetrations, drainage and waterproofing details. We identify defects early and provide practical recommendations to protect your asset and extend roof service life.

How We Work

We combine practical experience, technical expertise and a strong understanding of New Zealand climate conditions to deliver waterproofing solutions. From an enquiry to a project completion, we keep the process simple and transparent.

Site Assessment

We inspect the site, understand the conditions and identify the most suitable waterproofing approach for your project.

System Selection

We recommend the right membrane system and materials based on substrate, building requirements and New Zealand climate conditions.

Professional Installation

Our experienced team installs waterproofing systems with attention to preparation, detailing and critical areas to ensure long-term performance.

Quality Assurance

Final inspection checks and ensure the waterproofing system meets project requirements, providing reliable protection against water ingress.

Why Us

Request & Quote

Tell us about your project requirements. We review the plans, assess the scope. Then we prepare a structured waterproofing proposal tailored to your project with clear quotation.

Inspection & Approval

We inspect conditions, recommend the right solutions. After site assessment, system selection and project confirmation we finalise the details before starting work.

On-Site Delivery

Our experienced team completes the installation with correct preparation, detailed workmanship and quality control, delivering reliable waterproofing protection built for long-term performance.

What Clients Say

DraftExample reviews — send us your real ones and we'll swap them in.

“Kiwi Waterproofing handled the tanking on a large concrete basement for us. Scope was priced clearly, they showed up when programmed, and the substrate prep and membrane application were done properly. No surprises.”

MTMarcus T.Project Manager, commercial developer

“We needed a waterproofing sub who could cover both the roof membrane and the basement tanking on the same contract. Kiwi Waterproofing had the capability and their documentation was easy to work with.”

RHRenee H.Licensed Building Practitioner

“Used them for a roof inspection on a commercial building we were acquiring. The report was clear and gave us what we needed to assess risk. Straightforward to deal with.”

DODavid O.Commercial property developer

Common Questions

What types of waterproofing systems do you install ?: Sheet membrane systems such as EPDM, TPO, Enviroclad, self-adhered and torch-on membranes. We apply liquid membranes and zink contained protective coatings for metal, wooden, and concrete structural surfaces.
What areas of a building can you waterproof ?: Our team handle wide range of waterproofing solutions for foundations, structural elements, basements, tanking systems, side walls & wet areas, decks, balconies, roofs.
How do I know which waterproofing system I need ?: Every project is different and may require custom approach. We assess the substrate, building conditions, exposure and climate requirements to recommend the most suitable solution.
Do you provide warranties and guarantees ?: Yes. We install premium waterproofing systems from leading manufacturers with product warranties of 15+ years. Backing the quality of our workmanship, we also provide a 5-year installation warranty.
Do you carry out roof inspections on buildings you did not install?: Yes. Roof inspections are available on existing roofing systems regardless of who installed them, including for pre-purchase assessments and maintenance planning.

Request a Quote

Send through your project details and we will get back to you with a quote.