TY - JOUR TI - Selection of air filters for residential fresh air in China based on the control of PM2.5 AU - Zhang Xin AU - Fan Yuesheng AU - Zhang Jiaxin AU - Wang Huan AU - Wei Shuxuan AU - Yu Wanqing JN - Thermal Science PY - 2021 VL - 25 IS - 3 SP - 2311 EP - 2318 PT - Article AB - Efficient filtration provides a healthy and comfortable residential environment. Based on the performance testing for filter materials commonly used in China, the mass balance equation of controlling the indoor PM2.5 concentration was set up, and the filter selection criterion was discussed. An optimal section was suggested by taking into account the economic cost, filter price, and indoor air quality.