Liberty™ MA Mechanically Attached Base Sheet is a durable, modified bitumen membrane designed and manufactured to meet industry and code requirements. The product is designed for use as a base membrane for self-adhered roof systems and is reinforced with mat, which is coated with a polymer-modified asphalt. Liberty™ MA Mechanically Attached Base Sheet is approved with a proprietary film surface that assures a good bond for self-adhered membranes

Liberty™ Systems are applied without torches, open flames, hot asphalt, or messy solvent-based adhesives and are suitable for primed for many substrates.

• Roll Size 2 squares (216.6 gross sq. ft.) (20.1 m2)
• Roll Length 66' (20.1 m)
• Roll Width 39.375" (1.0 m)
• Approx. Roll Weight 82 lbs (37.2 kg)
• Product Thickness 0.068" (1.73 mm)

For additional technical resources please refer to the GAF Liberty MA data sheet.