Soprema Flashing Alsan Quadro is a premium single-component polyurethane liquid waterproofing resin designed for waterproofing roof details, upstands, penetrations, junctions and other complex flashing areas. Its highly thixotropic formulation provides excellent adhesion to a wide range of substrates, creating a seamless and durable waterproof finish without the need for torch application.

Ideal for new construction and refurbishment projects, Alsan Flashing Quadro is UV, weather and root resistant, making it suitable for roofs, balconies, terraces, planter boxes, retaining walls and other detailed waterproofing applications. It bonds to concrete, timber, bituminous membranes, PVC and selected metal surfaces to provide long-lasting waterproof protection.

Key Benefits

• Single-component polyurethane liquid waterproofing resin

• Cold applied – no torch required

• Excellent adhesion to a wide range of substrates

• Ideal for roof flashings, upstands and penetrations

• Highly flexible and seamless waterproof finish

• UV and weather resistant

• Root resistant for green roof applications

• No catalyst or activator required

• Suitable for new construction and remedial waterproofing

Suitable For

• Roof flashings

• Roof penetrations

• Upstands

• Balconies

• Terraces

• Planter boxes

• Retaining walls

• Concrete roofs

• Bituminous roofing systems

• General waterproof detailing

Why Buy from The Waterproofing Shop?

At The Waterproofing Shop, we supply genuine Soprema waterproofing products backed by expert advice and fast Australia-wide delivery. Whether you're a professional contractor or DIY renovator, we're here to help you choose the right waterproofing solution for your project.

Order your Soprema Alsan Flashing Quadro 5kg today for reliable, professional-grade waterproofing performance.