Auckland Building Waterproofing Services

Now you can find a solution for all your waterproofing needs in one place. From new membrane roofs and decks, to complete re-roofs, we take care of the entire process. Our Complete Waterproofing team services the greater Auckland area.

We pride ourselves on providing the best waterproofing service for our clients. We prioritise good communication, being on time, and leaving the site clean and tidy after we’ve completed the job.

"Complete Waterproofing are a great company to deal with. They were quick to respond, provided great communication from start to finish, and carried out the work to a high standard and on time. We couldn't be happier and will be using Micah for future projects. Highly recommended - AAA+."

~ David

See more of our customer testimonials on NoCowboys.


Prompt, professional waterproofing services

Do you have a specific waterproofing project or a leak in your home or building that requires professional attention?

We provide a wide variety of specialist waterproofing solutions, including repairs and replacements of membrane roofs and decks of all types, long run re-roofs and repairs and asphalt shingle roofing. 

What sets us apart from the rest is that we can provide a complete service including carpentry work and project management associated with membrane waterproofing and re-roofing.

We specialise in leak detection and repairs. If your home or business is suffering from a roof leak or other roofing water damage, get in touch with us straight away.

We are trained and licensed applicators of:

  • Torch-on membranes

  • TPO membranes

  • Warm roofs and green roofs. 

  • Dec-k-ing traffic-able PVC membranes

  • Liquid membranes for roofs and decks

  • Under tile bathroom waterproofing

  • Floating deck systems including structural tiles, composite decking and hardwood decking.

Who do we work with? 

We work with home owners, property managers, commercial and residential building and construction companies (especially on high-end new home builds and renovations), architects and engineers.

Our building waterproofing services

Providing effective waterproofing beneath floor and wall tiling in wet areas is essential.
Contact us for the best products and service.

Building a rooftop garden?
We install membrane systems to provide effective waterproofing beneath eco-roofs.

Improve your membrane roof insulation.
Make your home or workplace more energy-efficient with a warm roof membrane system.  

We’re approved installers of New Zealand’s most specified waterproofing membranes.

over a roof, balcony or outdoor area?

We’re experts in installing all types of floating deck systems.

We repair leaking membranes.

We’ll QUICKLY DIAGNOSE AND REPAIR YOUR FLAT ROOF, resulting in minimal disruption.


Our workmanship and product warranties

Our crews are fully certified and experienced. We will always ensure that you are provided with different options to suit your budget and property. When full replacement options are implemented, we can provide full product and workmanship warranties, for your peace of mind. 


Product warranties range from 10 to 30 years and are often accompanied by our own 10- year workmanship warranty.

We’re approved to install quality products supplied by trusted manufacturers:

Flat roof experts
Specialist coatings and undertile waterproofing