BASF Masterseal® AWB 970 FIB Flash Membrane, 4"x100'

MasterSeal AWB 970 FIB is a patented, 30-mil thick, self-adhering, self-sealing, composite membrane of polyester fabric and rubberized asphalt. MasterSeal AWB 970 FIB is supplied in rolls, on release paper, for easy application. Used as an air barrier accessory to connect different air barrier materials or assemblies together to make the air barrier continuous.