Products / IBARRIER 120G TG SBS

IBARRIER 120G TG SBS is a 120-mil fiberglass-mat sheet saturated and coated on both sides with SBS polymer-modified bitumen, with a sanded top surface and a polypropylene-film underside for propane-torch application. IB lists it for use as an air barrier, vapor retarder or field base ply over primed structural concrete decks and most gypsum cover boards rated for adhered applications. Rolls are 1 m x 10 m (about 1.07 squares, 88 lb). The TDS states it meets or exceeds ASTM D6163 Type I Grade S and may be left exposed for up to 90 days.