RollnSeal B700 HD is a 2-dimensional, HSPE (high strength Polyethylene) pre-applied waterproofing bonded system carrier sheet designed for heavy duty vertical and horizontal deep substructure applications. It is specially formulated using 100% virgin resin and high strength polypropylene (PP) geotextile. The select blend contains antioxidants  that provides a high environmental stress crack resistance to alkalis and acids found in the soil and ensures a smooth, superior quality membrane. Our special extrusion process utilize low heat and low shear to prevent heat degradation in the finished product.