MFM Peel Seal Aluminum Roofing Membrane Self-adhering waterproofing material featuring a reflective aluminum surface. Multiple laminations of special aluminum foil, high-density polymer films and a thick layer of rubberized asphalt waterproofing compound. Easily installed by removing the release paper and pressing the aluminum membrane into place. Cut to fit using scissors or razor knife. Lightweight, stretches to allow for building movement, won't crack or dry out, impervious to fungus, algae or bacteria. Uses Dormer and porch roofs, small commercial, farm buildings, mobile homes, patch asphalt roofs, repair metal surfaces. Built for low slope application requiring a minimum 1/2 per foot slope. Creates a 1-piece roof with a 10 year limited warranty. Thickness 45 Mm. Size 36 x 33-1/2', Thickness 45 Mm., Color Aluminum, Coverage Area 100 sq ft, Pkg Qty 1, Package Type Box