We are a team of certified professionals dedicated to protecting Sydney's residential and commercial properties from water damage through superior membrane technology and strict adherence to Australian Standards.
Waterproofing is the most critical aspect of any build or renovation. Yet, it remains one of the highest causes of building defects in Australia. That's why JB Waterproofing Solutions was founded: to provide uncompromising quality that builders and homeowners can rely on.
As a family-owned business with over 15 years of deep-rooted experience in Sydney, we understand the unique environmental challenges your property faces.
With years of specialized experience, we don't take shortcuts. From rigorous substrate preparation to multi-coat membrane applications, every step of our process is designed to ensure a watertight finish that outlasts its guarantee.
Our commitment is simple: Do it once, do it right.
Over 15 Years of Certified Protection
Dedicated, licensed technicians committed to Australian Standards compliance.
Our core commitments to Sydney property owners, builders, and strata managers.
Fully licensed to perform all waterproofing work in NSW.
Licence No. 458719C
Comprehensive public liability and workers compensation coverage.
Comprehensive Coverage
We only use industry-leading polyurethane and cementitious membranes for lasting results.
Transparent quoting, reliable timelines, and clear communication from start to finish.
From Problem to Peace of Mind
Our certified specialists conduct a thorough site evaluation of your property. We identify moisture ingress sources, substrate conditions, and drainage requirements – completely free with no obligation.
We design a tailored membrane specification strictly aligned with Australian Standards (AS 3740 / AS 4654.2). Every recommendation is customized for your substrate type, moisture load, and layout.
Our licensed technicians carry out meticulous surface preparation, priming, bond breaker installation, and multi-coat membrane application to ensure 100% watertight coverage.
Every completed job includes a formal Certificate of Waterproofing and a robust written guarantee, giving you complete confidence and statutory compliance for years to come.
See how we've solved complex waterproofing challenges across Sydney.
Stay informed with expert advice on leak prevention, Australian Standards compliance, and structural protection.
Joint Sealing & CaulkingWhy concrete expansion joints fail and how professional caulking protects commercial and residential buildings from structural leaks. Sizing, backing rods, and AS 1527 standards.
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Residential WaterproofingEssential technical rules for sealing concrete planter boxes and sub-ground retaining walls. Learn about anti-root chemical barriers, hydrostatic pressure, and dimple cell drainage.
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Commercial & StrataA comprehensive guide for strata managers and building owners on flat roof membranes, parapet capping, UV stability, box gutters, and proactive waterproofing maintenance.
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Leak Diagnosis & RepairsUnderstand the chemical mechanism behind white powdery calcium salts on tiles and grout. Learn why acid washing fails and how proper sub-tile drainage stops efflorescence forever.
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Balcony & ExteriorDiscover why outdoor balconies fail in Sydney's coastal climate. Detailed guide on AS 4654.2 compliance, fall ratios (1:80), hob detailing, cantilevered slab expansion, and sub-screed drainage.
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Standards & ComplianceAn in-depth technical breakdown of AS 3740:2021 requirements for bathroom wet areas in NSW. Learn membrane classes, puddle flange detailing, bond breaker rules, and mandatory compliance certificates.
Read ArticleFill out the form to arrange an on-site inspection with our licensed waterproofing specialists and receive a clear, upfront quote.
