WADSWORTH, Ohio (November, 2014) SOPREMA, Inc. has developed SOPRASEAL® Stick VP, a vapor permeable air barrier product,  self-adhered membrane, composed of tri-laminate polypropylene with a specially designed adhesive, providing a superior level of protection to the structure from the damaging effects of air and water infiltration. Used in wall construction, the SOPRASEAL Stick VP membrane […]

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