
Approved System
GAF Waterproofing
Systems
Premium GAF TPO and liquid waterproofing systems installed for residential and commercial projects across Auckland.
Request a QuoteWhy We Use GAF Systems
GAF is one of the world's leading roofing and waterproofing manufacturers, known for high performance membrane systems used across residential and commercial construction projects.
Their waterproofing systems are designed for durability, UV resistance and long-term performance under demanding environmental conditions.
At Your Subbie, we install selected GAF systems for flat roofs, decks and waterproofing applications where reliability and clean detailing are essential.
GAF TPO Waterproofing Systems
GAF TPO membranes are advanced single-ply waterproofing systems designed for flat and low-slope roofing applications.
The system uses hot-air welded seams to create strong waterproof joins while maintaining flexibility and durability over time.
TPO systems are commonly selected for modern residential homes, commercial roofs and architectural projects requiring a clean and long-lasting waterproofing solution.

Benefits of GAF TPO Membranes
Heat welded waterproof seams
Excellent UV resistance
Modern clean appearance
Lightweight membrane system
Durable and flexible performance
Suitable for residential and commercial roofs
Long-term waterproofing solution trusted across New Zealand.
GAF Liquid Waterproofing Systems
GAF liquid waterproofing systems are designed for complex detailing, restoration projects and areas requiring seamless waterproof protection.
Liquid systems can be applied across a variety of substrates and are ideal for difficult areas where traditional sheet membranes may not be suitable.
These systems provide flexible waterproofing performance with seamless finishes and strong adhesion characteristics.

Applications
Our GAF waterproofing systems are suitable for:
Our Installation Process
Substrate Assessment
Thorough evaluation of the existing surface and preparation requirements.
Surface Cleaning
Complete cleaning and detailing for optimal membrane adhesion.
Primer & Base Prep
Primer and base preparation applied where required.
System Installation
Professional TPO membrane or liquid system application.
Detailing
Waterproof detailing around all penetrations and edges.
Quality Inspection
Final waterproofing checks and quality control sign-off.
Why Work With Your Subbie?
Your Subbie focuses on professional waterproofing installation using trusted membrane systems designed for New Zealand conditions.
We deliver clean workmanship, attention to detail and reliable waterproofing solutions across residential and commercial projects throughout Auckland.
Recent GAF Waterproofing Projects

GAF TPO waterproofing system installed in Auckland

Commercial flat roof waterproofing using GAF TPO membrane

Seamless waterproofing membrane installation in New Zealand

GAF liquid waterproofing system for roof restoration Auckland

Liquid waterproofing membrane application by Your Subbie

Commercial liquid waterproofing installation in New Zealand

Roof liquid membrane application for waterproofing repair

Liquid membrane waterproofing installation across Auckland

Architectural flat roof waterproofing installation in New Zealand
Get a GAF Waterproofing Quote
Need a professional GAF TPO or liquid waterproofing installation in Auckland? Get in touch with our team today.
Or visit our contact page for more options.