• Size: 9" Width X 50' Length

• Thickness: 35 Mil

• Material: Polypropylene Top / Siliconized Bottom

• Used To Create A Weather-Tight Seal Around Windows And Doors, Joints In Sheathing, Sealing Around Skylights And As A Flashing In Residential Construction

• 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 And More

• Impermeable To Air, Moisture Vapor And Water

• Easy To Install, Peel And Stick Application

• Membrane Is Self-Sealing When Penetrated With Self-Tapping Screws Or Nails

Warning this product can expose you to chemicals including Benz[a]anthracene, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.