0800 TOPCOAT info@topcoat.co.nz


We have an experienced team of waterproofing specialists

At Topcoat, our team boasts extensive knowledge in waterproofing and we have strong partnerships with New Zealand’s leading suppliers. This enables us to deliver specialist solutions for all your construction waterproofing requirements, above and below ground. Regardless of the scope, be it minor repairs or large commercial projects, Topcoat offers the professional expertise and technical support necessary to achieve a watertight building that lasts!

We take immense pride in our workmanship warranties, which are second to none within the industry. Our technicians are trained to the highest standards, and follow a thorough quality assurance process that guarantees every system is installed to the highest level of excellence. And our close collaboration with suppliers empowers us to provide our customers with competitive pricing. When you seek waterproofing specialists, look no further than Topcoat!

To schedule a site inspection or request a formal quotation, click the button below and our friendly team will be in touch to help you reach you project goals.


The Services We Offer

We offer a wide range of waterproofing services to smaller projects, large commercial & infrastructure projects as well as everything in between:

Membrane roofing

From traditional Torch-on and Butyl, to modern TPO, PVC and liquid membranes.

Below ground tanking & waterproofing systems

Basements, Lift pits, Tanks & Reservoirs & below ground residential walls.

Construction joint protection

Hydrophilic Swellable & Waterbars.

Remedial solutions

Historical projects showing signs of moisture ingress.

The Products We Work With

We have partnered with a wide range of industry leading suppliers; we are fully approved applicators for the following range of products:

  • Allco & Volclay
  • Alinex
  • Ardex
  • Mapei
  • Nuralite
  • Sika
  • Viking Roofspec

Get a Quote For Your Project

Client Testimonials

“From the moment we met the Topcoat Sales representative and through to the completion of the project, the team listened to our requests and were meticulous in their workmanship.  We are thrilled with the outcome!”

Justine Driver

Principal, Sunnyhills School

“TopCoat were very well organised, with no disruption to our business at all, we’re very happy with the results.”

Kevin Schreuder

Operations Manager, Andrew Simms

“The Waterview Connection represents another successful project and the technical skills demonstrated by Topcoat was particularly impressive.”

Phil Lowther

General Manager, Ceramicoat