How fast can the Windmill purifier clean my air?Updated 6 months ago

It all depends on the size of your room! See below (based on 260 CADR and 8 foot ceilings):
Per 5 min        162.5 sq. ft.
Per 12.4 min    403 sq. ft.
Per 30 min       975 sq. ft.
Per 60 min       1950 sq. ft.