waterproof membrane for above-grade use, namely, as a roofing membrane and for below grade use, namely, as a non-metal flashing around the foundation of a building; non-metal roofing shingles

Waterproof membrane for above-grade use, namely, as a roofing membrane and for below grade use, namely, as a non-metal flashing around the foundation of a building; non-metal roofing shingles; roofing underlayments