High Rise Waterproofing
Reliable Commercial Waterproofing Solutions for Sydney’s High-Rise Buildings – Get a Free Quote Today!
☑ 2-Year Warranty on All Jobs
☑ Waterproofing Material Certificates (10 Years)
☑ 100% Workmanship and Satisfaction Guarantee
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☑ All Jobs Done with Our In-House Technicians – We Don’t Work with Subcontractors
☑ 20% Off for First Time Customers
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High-Rise Waterproofing
Proper High Rise Waterproofing is essential to the continued structural strength and exterior appearance of any concrete building. Sonaa provides a comprehensive commercial waterproofing service suitable for use on buildings of all sizes and shapes. We use the latest technology and the most advanced techniques to ensure that your building is protected and its longevity is enhanced.
Waterproofing commercial buildings is a necessity, but especially for properties as valuable as city high rises. Sonaa offers superior quality commercial waterproofing services using the strongest, most resilient membranes at one of the most competitive prices in the city. We understand the importance of getting a professional service that fits within your business’ requirements, so start a conversation with us today to find out how we could enhance your property.
Why High-Rise Waterproofing is Essential
Waterproofing is not just an added layer of protection—it is a necessity for maintaining a building’s longevity. Without proper waterproofing, moisture can seep into the concrete, causing cracks, structural weakening, and expensive repairs. Our comprehensive high-rise waterproofing solutions prevent water ingress, protect against mould growth, and enhance the energy efficiency of your building.
By choosing Sonaa, you benefit from:
- Long-Term Protection – Prevent leaks and deterioration with industry-leading materials
- Advanced Application Methods – Rope-access specialists for precise and safe installations
- Customised Solutions – Tailored approaches based on your building’s specific requirements
- Cost-Effective Maintenance – Minimise future repair costs with proactive waterproofing
High Rise Waterproofing Services:
- Facade Waterproofing
- Roof Waterproofing
- Balcony and Terrace Waterproofing
- Window and Glazing Sealant Replacement
- Expansion Joint Waterproofing
- Basement and Below-Ground Waterproofing
- Parapet and Coping Waterproofing
- Planter Box and Podium Waterproofing
- Crack Injection and Concrete Repair
- Wet Area Waterproofing (Internal)
Common Challenges for Sydney High-Rises
Sydney’s climate creates unique demands on high-rise waterproofing systems. Coastal winds, humidity, and salt exposure from nearby ocean air can rapidly degrade membranes, sealants, and façade coatings. Over time, this leads to leaks, staining, and corrosion within the concrete structure. Regular maintenance and professional inspections are critical to avoid these costly issues.
At Sonaa, we provide condition reports and detailed assessments to identify early signs of wear and apply long-lasting, weather-resistant waterproofing solutions suited to Sydney’s harsh environment.
Rope-Access Expertise for Safer, Faster Projects
Our fully trained rope-access technicians can reach the most challenging areas of your high-rise without scaffolding, ensuring minimal disruption to tenants and business operations. We work efficiently to clean, seal, and coat every section of your façade or roof while maintaining strict safety and quality standards.
This cost-effective method allows for faster turnaround and precise waterproofing applications that adhere to Australian Standards.
Quality Materials and Compliance
Sonaa uses only high-performance waterproofing products from trusted Australian manufacturers. All works comply with:
– AS 4654.1–2012 & AS 4654.2–2012 Waterproofing Membranes for External Above-Ground Use
– AS/NZS 4020 Testing for Products in Contact with Drinking Water
– Work Health & Safety (WHS) Regulations NSW
We also provide full documentation, photographic progress reports, and warranty certificates upon completion for total client confidence.
Maintenance and Long-Term Protection
High-rise waterproofing should never be a one-off project. Sonaa offers scheduled maintenance programs and annual inspections designed to extend the life of your membranes and coatings. Early intervention prevents cracks, corrosion, and water ingress from escalating into major structural repairs.
Our clients benefit from lower lifecycle costs, better energy efficiency, and peace of mind knowing their assets remain fully protected.
Who We Work With
Sonaa partners with:
– Strata managers and body corporates
– Commercial property owners and developers
– Building maintenance contractors
– Government, healthcare, and education facilities
– Construction and engineering firms
We tailor every waterproofing solution to the building’s age, use, and exposure level to ensure results that perform for decades.
Signs Your Building May Need Waterproofing
– Water stains or dampness on internal walls or ceilings
– Cracked or peeling paint on exterior surfaces
– Rust marks or exposed reinforcement on concrete
– Leaks appearing after heavy rain or storms
– Deteriorating sealants around windows and joints
If you notice any of these warning signs, contact Sonaa for a detailed inspection before further damage occurs.
Frequently Asked Questions
Signs of water damage include visible leaks, damp walls, mould growth, peeling paint, and cracks in the structure. If your building experiences any of these issues or is due for a maintenance check, it’s time to invest in professional high-rise waterproofing.
We utilise a range of proven techniques, including liquid membranes, sheet membranes, sealants, and negative-side waterproofing systems. Our specialists assess each building individually to determine the best approach for maximum protection.
No. While new constructions require waterproofing to meet compliance standards, older buildings often need reapplication to maintain their integrity. Our services include both new installations and remedial waterproofing for existing structures.
A professionally applied waterproofing system can last between 10 to 20 years, depending on the materials used and environmental exposure. Regular inspections and maintenance can extend its lifespan even further.
Our team consists of experienced rope-access technicians and waterproofing specialists who deliver high-quality results safely and efficiently. We use the latest technology, offer competitive pricing, and tailor every solution to meet your building’s needs.
Book Your Free Inspection Today
Don’t wait until small leaks turn into costly repairs. Arrange a free site assessment with Sonaa’s waterproofing experts today. Our team will identify problem areas, recommend durable membrane systems, and provide a clear, obligation-free quote tailored to your property.
📞 Contact Sonaa Waterproofing Sydney or fill out our online form to schedule your inspection.