About Waterproofing Perth
We exist for one reason: to make finding a trustworthy, licensed waterproofer in Perth simple, fast, and free.
The Problem We Solve
Waterproofing is one of the most important — and most invisible — parts of any building. Once a membrane is laid and tiled over, you can't see it. You can't inspect it. You just have to trust that it was done right.
That's the problem. Too many Perth homeowners end up with water damage, failed membranes, and expensive remedial work because they hired the wrong contractor — or didn't know what questions to ask.
We built Perth Waterproofing to fix that. Our service connects Perth homeowners with contractors registered with the WA Building Commission under the Building Services (Registration) Act 2011, so you can compare quotes, check credentials, and make an informed decision — completely free of charge.
You Deserve Waterproofing You Can Trust
The Villain
Unlicensed operators, cut corners, and failed membranes cause thousands of dollars in hidden water damage every year across Perth.
Your Guide
We've done the vetting so you don't have to. Every contractor in our network is registered with the WA Building Commission, carries public liability insurance, and works to AS 3740.
The Result
You get waterproofing done right the first time — compliant, warrantied, and built to last. No leaks, no surprises, no regrets.
How the Matching Process Works
1. You Describe Your Project
Tell us what you need — bathroom renovation, leaking shower, balcony membrane, or any other waterproofing work. Include your suburb so we can match you with nearby contractors. The whole process takes under 2 minutes.
2. We Match You with Licensed Contractors
We send your project details to up to 3 licensed, insured waterproofing contractors who service your area. Each contractor is registered with the WA Building Commission and commits to AS 3740 compliant workmanship.
3. You Compare and Choose
Contractors reach out with quotes — usually within 24 hours. Compare prices, timelines, and approaches. Pick the one that fits, or walk away with no obligation. You are in control the entire time.
Why Use Our Free Service?
Free Quote Matching
Describe your project and get matched with up to 3 licensed waterproofers. Compare prices, timelines, and approaches — all for free. No obligation to accept any quote.
Comprehensive Service Coverage
From bathroom waterproofing and shower sealing to balcony membranes, basement tanking, and commercial projects — our network covers every waterproofing need.
Perth-Wide Coverage
Our contractors service all of metropolitan Perth — from the CBD and inner suburbs to Joondalup, Rockingham, and the Swan Valley. See our full area coverage map.
AS 3740 Compliance Commitment
Every contractor in our network commits to AS 3740-2021 compliant workmanship. This Australian Standard sets the minimum requirements for waterproofing of domestic wet areas, ensuring your home is protected to the highest standard.
WA Building Commission Standards
All waterproofing contractors in our network are registered under the Building Services (Registration) Act 2011 and regulated by the WA Building Commission. This protects you with legally enforceable standards of practice, insurance requirements, and a formal complaints process.
Ready to Find Your Waterproofer?
Stop searching, start comparing. Get matched with licensed contractors in under 2 minutes.