MFM 50002 Roofing Roll, 33-1/2 ft L, 2 in W, 100 sq-ft Coverage Area, Aluminum. 2" X 33.5' Peel & Seal Alum. Peel & Seal is the original, self-stick roll roofing membrane specifically designed for low slope roofing and sealing applications. Peel & Seal has an aluminum outer surface to provide a long-lasting, durable, maintenance-free roofing surface. Ideal for new roofs, re-roofing or roof repair applications. It can also be used as flashing around exterior protrusions, gutter and seam repair and any hard to waterproof area.