AeroStar is the Premier AeroSeal and AeroBarrier dealer serving the Chippewa Valley and greater Western Wisconsin. AeroSeal and AeroBarrier are the only patented technologies available for sealing existing installed ductwork from inside the ductwork to a less than 5% total system leakage and air sealing new and existing building envelopes to less than one Air Exchange per Hour (ACH). Both AeroStar systems have the U.S. Department of Energy's ENERGY STAR certification and AeroBarrier is the fastest, least expensive, and guaranteed way to meet Net Zero Energy (NZE), IECC, LEED, and Passive House air leakage requirements.