Engineered to facilitate moisture drainage in wall cavities, Valeron Vortec housewrap is a thin, flexible micro-perforated plastic film with a raised pattern of dimples and bumps. The housewrap's textured surface channels water away from the building's exterior wall surface, helping to reduce the chances for mold and mildew growth, according to the manufacturer. 800.825.3766. www.valeronvortec.com. Circle 166.
