Sydney’s trusted waterproofing & remedial specialists
Professional basement, rooftop, balcony, and commercial engineering solutions. Delivering high-performance, long-lasting membrane and structural concrete repairs across NSW.
Licensed and Insured
Quality Products
Expert Team
Sydney Wide
Waterproofing Specialists
We are dedicated to providing effective and affordable waterproofing solutions to protect your property from water damage.
At CBK Waterproofing, we understand the importance of waterproofing and the impact it can have on the longevity and overall value of your property. That’s why we offer a wide range of services designed to meet your specific needs. From basement waterproofing to roof leaks, we have the expertise and experience to tackle any waterproofing challenge.
Waterproofing Solutions
CBK Waterproofing offers a variety of waterproofing services, including:
Protecting your property from Water Damage
Our team of highly skilled and trained professionals use only the latest technology and techniques to ensure that your property is protected from water damage. We take great pride in the quality of our work and our commitment to customer satisfaction.
At CBK Waterproofing , we believe in providing our customers with the highest level of service and quality workmanship. That’s why we offer a 100% satisfaction guarantee on all of our waterproofing services.
Sydney trusts CBK Waterproofing
Over a decade delivering waterproofing solutions across Sydney — from heritage restoration on the North Shore to engineering solutions for CBD high-rises.
From residential repairs in the Northern Beaches to complex, large-scale institutional contracts at Sydney University, CBK has successfully delivered 2000+ projects across NSW.
Every CBK installation is backed by a comprehensive workmanship guarantee. If water finds a way back in through our work, we’ll fix it — period.
The CBK Method
Our Proven 4-Step Process to Permanent Waterproofing Solutions.
Every CBK project follows a strict, engineered workflow — from your initial consultation to our final structural guarantee. No shortcuts, no corporate runarounds, no hidden surprises.
Diagnostic Consultation
The First Step: Call us directly on 1300 411 031 or submit your project details online.
The Experience: You will speak directly with an experienced waterproofing technician — not a salesperson. We discuss your structural concerns with zero sales pressure.
Engineering Assessment
The Inspection: A licensed specialist inspects your property to accurately diagnose the root cause of the water ingress or concrete failure.
The Proposal: You receive a transparent, fully itemised written quote mapping out the exact remedial path with no hidden costs.
Precision Installation
The Execution: Our qualified technicians execute the scope using premium, industry-leading membranes and repair systems (Sika, Ardex, Tremco, Soprema).
The Standard: All works are strictly compliant with AS 4654, AS 3740, and the National Construction Code (NCC).
Certified Handover
The Quality Check: We conduct a thorough final inspection alongside you to ensure flawless execution.
The Protection: Your project is signed off and backed by our comprehensive Workmanship Guarantee — if water finds a way back in, we fix it. No arguments.
Protect your property
Early waterproofing intervention protects your property and your wallet. Get a diagnostic assessment today — free, no obligation, no pressure.