HENRY/ MONSEY HE201WB976Blueskinself-Adhesive Flash Membrane A Self-Adhering Membrane Consisting of An SBS Rubberized Asphalt Compound Which is Integrally Laminated To A Blue-Engineered Film. Excellent Adhesion To Prepared Substrates of Concrete, Block, Primed steel, Aluminum Mill Finish, Anodized Aluminum, Galvanized Metal, Gypsum Board & Plywood; Impermeable To Air, Moisture Vapor & Water; Easy To Install Peel & Stick Application, No Flame Required; Thickness Controlled At Pt. of Manufacture; Membrane is SELF-SEALING When Penetrated Wi A self-adhering membrane consisting of an sbs rubberized asphalt compound which is integrally laminated to a blue-engineered film. Flashing membrane Width in x length ft=12 x 75