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Old 16-04-2019, 11:20 AM   #2840
Great Supremacy Member
Join Date: Jun 2001
Posts: 55,759
can give suggestion on Taobao boxes? Extract outside air mainly to get fresh air in since all windows closed. Don't know of any other AP that can extract and filter outside air.
There is.......

1-hr ug/m3 + PSI

Last edited by WussRedXLi; 16-04-2019 at 11:24 AM..
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