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Waterproofing Experts from Magnaseal Australia
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Latest Projects
At MagnaSeal, our work is a direct reflection of our commitment to precision, reliability, and craftsmanship. Headquartered in Sydney and grounded in European expertise, we bring over 15 years of experience to every waterproofing project—big or small.
Our team, trained by industry-leading professionals, excels in seamless membrane installations and specialized welding techniques. From residential balconies to large-scale commercial rooftops, we consistently deliver watertight, long-lasting results built to withstand time and the elements.

Garden Beds & Green Roofs
Durable 2mm Fatra membrane installed in planter boxes to prevent root intrusion and water damage. Full system tested over 48 hours for reliable, long-term performance.

Balcony Waterproofing Solutions
Remedial waterproofing at Bondi Beach using Ardex WPM1000 and insulation board. Passed 48-hour flood test for long-term performance and leak prevention.

Balcony Waterproofing
New build waterproofing in Bronte Beach using Fatra 807 membrane for balconies, planter boxes, and water tank. Precision detailing ensured long-term watertight performance.

Central Station Waterproofing
Waterproofing of 900m² at Sydney’s Central Station using Ardex WPM1000 for a paver-bonded system. Delivered with precision under complex, high-traffic conditions.

Water Tank Sealing
Level 57 fire tank waterproofing in Parramatta using Soprema AT membrane. High-performance solution delivered under tight access and permanent water submersion conditions.

Rooftop Waterproofing
Coastal rooftop waterproofing in Wollongong using fully adhered Sika Sarnafil membrane. Designed for high UV and salt exposure with detailed, long-lasting protection.
To be a trusted leader in the Australian waterproofing industry, providing innovative, long-lasting solutions with exceptional craftsmanship and service.
Our mission is to deliver high-quality, reliable waterproofing solutions tailored to each project.
"Sealing the Future, Protecting Today."