... permeable, waterproof and breathable membrane, wall wrap, huilding wrap, Breathable porous membrane for roofing underlayment ... , vapor permeable, high moisture vapor permeability, building wrap foil, roof underlay.Breathable Membrane, waterproof and vapour ... and easy to useEnergy savingFor both wall and roof applicationsLong term durabilityTotally recyclable house wrap / wall wrap / building warp