DuoPly Polyurethane (PU) Adhesive is a one-component, moisture curing, high-performance adhesive used to bond DuoPly EPDM polyester lined membranes to a range of substrates. If you're looking for a roofing system that is ideal for virtually any residential, commercial or industrial flat roofing project then our DuoPly Fleece Reinforced EPDM rolls offer the perfect solution.