Latest Equus industrial flooring system installation completed at a major Auckland manufacturing facility, providing exceptional chemical resistance.
About Adseal Waterproofing
Adseal Waterproofing is a New Zealand-owned and operated company with over 30 years of specialist experience in the waterproofing industry. We provide premium waterproofing solutions for commercial, residential, and industrial projects throughout the country.
As certified applicators for world-leading manufacturers including Sika, Viking, Nuralite, Ardex, Cohe and Equus, we bring unmatched technical expertise to every project. Our team is dedicated to delivering high-quality, durable waterproofing systems that protect your structure for decades to come. Every installation is backed by full manufacturer warranties, giving you complete peace of mind.
Our Projects
Our Services
From basement tanking to roof waterproofing, Adseal delivers complete water protection solutions for every type of structure. All installations are carried out by certified, experienced applicators.
Frequently Asked Questions
Adseal is a certified applicator for Sika, Viking, Nuralite, Ardex, Cohe and Equus waterproofing systems. We select the optimal system for each project based on the specific requirements — whether it's TPO membranes for roofing, liquid-applied membranes for decks and balconies, cementitious tanking for basements, or polyurethane coatings for industrial floors.
Yes, absolutely. As certified applicators for all our manufacturer partners, every installation comes with the full manufacturer's warranty. This provides you with comprehensive protection and complete peace of mind. We also stand behind our workmanship with our own quality guarantee.
We handle projects of all sizes across commercial, residential and industrial sectors — from small residential deck waterproofing to large-scale commercial roofing, basement tanking for multi-storey developments, concrete repair for infrastructure projects, and protective coatings for industrial facilities. No project is too big or too small.
Project timelines vary depending on the scope, scale and complexity of the works. A small residential deck waterproofing can be completed in 2-3 days, while a large commercial roofing or basement tanking project may take several weeks. We provide detailed timelines during the quotation phase and keep you informed throughout the project.
Latest News
Stay up to date with the latest from Adseal Waterproofing — project showcases, industry insights and company news.
Successful completion of a large-scale Nuraply TPO roofing installation for a commercial development in Auckland's CBD.
Adseal renews its certified applicator partnership with Viking, continuing to provide industry-leading Enviroclad TPO systems.
What Our Clients Say
Adseal did an exceptional job waterproofing our commercial development. Their team was professional, punctual and the quality of workmanship was outstanding. Highly recommended.
Mark Richardson
Construction Manager, Auckland
We've worked with Adseal on multiple projects over the years. Their expertise in Sika waterproofing systems is second to none, and their after-service support is excellent.
Emma Davidson
Property Developer, Wellington
The team at Adseal tackled a complex basement tanking project for us with total professionalism. They identified issues others missed and delivered a flawless result.
David Chen
Architect, Christchurch
Outstanding service from start to finish. Adseal installed a Viking Enviroclad roof system for our new building and the result is superb — both functional and aesthetically pleasing.
Lisa Grant
Facilities Manager, Hamilton
Our Partners
Adseal is proud to be a certified applicator for the world's leading waterproofing and construction material manufacturers.
