@emporer_naked @mergerfollower @strawthatbroke @ChewE1970 @VPrasadMDMPH False.
The performance of a box fan plus MERV 13 is measured and characterized in this paper at about 10x as cost effective as off-the-shelf HEPA boxes.
https://www.tandfonline.com/do...
@emporer_naked @mergerfollower @strawthatbroke @ChewE1970 @VPrasadMDMPH 错误。
在本文中测量和表征了箱式风扇和 MERV 13 的性能，其成本效益约为现成 HEPA 箱的 10 倍。
https://www.tandfonline.com/do...