Materials:Alsan Flashing

Notice to the Reader: The roofing assembly / material information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority.

Manufacturer: Soprema Inc. Accepted for RoofStar Guarantee Program Date TBA Product Summary The Alsan Flashing is a waterproofing one-component polyurethane / bitumen coating. It is used for the upstands and roofing details where it is difficult to apply waterproofing membranes (example: complex upstands with numerous angles, hard to reach areas due to their narrowness or their environment, circular flashings, etc.). Alsan Flashing is ready to use. It is installed directly over traditional bituminous waterproofing or approved substrates. This liquid waterproofing process applies where torches are prohibited or dangerous (example: inflammable environments, skylight flashings, etc.). The Alsan Flashing has a 100 g/m², 150 mm (6") wide reinforcement that must be installed at all angles and joints between two supports. ALSAN FLASHING Definition Ready to use waterproofing, one component polyurethane / bitumen coating. Application Coatings for galvanized flashings (see RoofStar Guarantee Standards), or around details where a 2-part fleece-reinforced PMMA flashing is not required. Presentation Thixotropic paste (mixing reduces the viscosity). Colour Brown Application Upstand angles, support junctions and joints - accepted for use above the water plane, or as a coating on BUR vents and other strip-in flashings requiring a coating. Format 0.15 m (6") wide x 30.5 m (100 ft) long strip.

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