#1
Coway
Airmega 450
10 positive 0 neutral 5 negative
Based on 15 Reddit mentions
$499.00
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2,720 ft³ space, 2 adults, 1 medium dog, UK = Coway 350?
Yep, should be adequate for the space. In the USA, Airmega 350 debuted just under a year ago. It seems to have good reviews so far. Keep in mind the Clean Air Delivery Rate (CADR) listed for it applies to the highest airflow speed/setting only. Lower settings have lower CADRs which reduces cleaning
...sissasassafrastic in r/AirPurifiers
January 25, 2026 7:25 PM
1
Over thinking and analyzing every review
I assume the 500 sq. ft. you mentioned in another comment is an open space without walls. (You need a purifier for each room, as they can't overcome walls and doors.) If the 500 sq. ft. is open, you would need a minimum of 334 CFM CADRs. These figures are for normal pollution levels. You may have el
...sissasassafrastic in r/AirPurifiers
May 30, 2025 9:29 PM
2
