In an effort to improve indoor air quality in high-performance, new construction, multifamily buildings, dedicated sources of outdoor air are being implemented. Passive vents are being selected by some design teams over other strategies because of their lower first costs and operating costs. The U.S. Department of Energy’s Building America research team Consortium for Advanced Residential Buildings (CARB) constructed the following steps, which outline the design and commissioning required for these passive vents to perform as intended. This report was prepared by David Berger and Robin Neri from SWA.
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