Cromar Bitumen Primer is a low viscosity, high penetration, cold applied bituminous solution designed to prime and seal porous roof surfaces prior to the application of bituminous materials, including pour and roll and torch-on felt applications. It seals porous substrates and promotes the adhesion of bituminous waterproofing systems and sheet coverings.
For use on metal, concrete, asbestos cement, slate, lightweight concrete screeds, roofing felt & asphalt
Can be applied by brush or spray. Can be applied to damp (not wet) surfaces
Resistant to water within 20 - 30 minutes