SBS Roofing Systems

JMCleanBond Polyester Base Flashing

Johns Manville JMCleanBond® SBS Base Flashing is a self-adhering, modified bitumen sheet incorporating the features of a polyester mat with a blend of SBS rubber, fire-retardant additives and high-quality asphalt. This elastomeric asphaltic blend has full recovery properties after 100% elongation and lends elasticity and flexibility to the sheet. The modified asphalt is self-adhering and has an easy-to-peel, removable release plastic film on both sides of the sheet and the selvedge for ease of application. JMCleanBond SBS Base Flashing is designed for use as flashing in JMCleanBond roofing systems.

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