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The DuPont™ Tyvek® Supro and Supro Plus are non-woven calendared High-Density Polyethylene laminated to a polyolefin non-woven upper layer sarking type material, used for condensation management and as a system will provides for a weather-tight protection of the building envelope. The Supro Plus has an integrated tape to allow for weather-tight lapping and joining of adjacent layers. The Supro requires the use of lapping or joint tapes.