Our Approach
Complete Seal Waterproofing is a professional residential waterproofing service delivering reliable, long-lasting protection for homes across the Perth Metro Area.
With over 8 years of hands-on industry experience, we specialise in high-quality waterproofing and silicone sealing solutions that protect your property from water damage, leaks, and structural issues. We take pride in precise workmanship, attention to detail, and doing the job right the first time — because when it comes to waterproofing, shortcuts aren’t an option.
At Complete Seal Waterproofing, we believe waterproofing is one of the most critical stages of any build or renovation. That’s why we approach every job with care, precision, and a strong understanding of how water behaves over time. We work closely with homeowners, builders, and renovators to ensure every area is properly sealed, compliant, and built to last.
Areas We Waterproof
We specialise in waterproofing all key wet and high-risk areas of the home, including:
Bathrooms & Ensuites – full floor and wall waterproofing, shower recesses, and junctions
Laundries – floors, wall penetrations, and drainage zones
Balconies & Terraces – exposed and trafficable waterproofing systems
Wet Areas & Internal Floors – including powder rooms and utility spaces
New Builds & Renovations – working alongside builders and renovators to meet required standards
Our Waterproofing Process
Our approach is thorough and detail-focused to ensure every job is completed to a high standard:
Surface preparation to ensure proper adhesion and performance
Application of compliant waterproofing membranes using proven systems
Attention to all joints, corners, penetrations, and drainage points
Careful curing and inspection before tiling or finishing works
This ensures the waterproofing system performs exactly as intended — now and into the future.