Product details:

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 inch Per foot slope. Thickness: 45 mm. The product is manufactured in United States.Sticks to almost any surface and is secure and waterproof seal.
Can be used on RVs and Trailer homes.
Works on low slope and low pitch roofs.
Length of Each Roll: 33ft. 6in.
Thickness of each roll is 45 mills.