Our Gurus concur that filtration is key When picking an air purifier, and highlight two significant elements in finding effective filtration: HEPA filters and an proper CADR. ขนาดเล็กกะทัดรัดสามารถวางไว้ได้หลายที่ หลายมุม As outlined by AHAM , your air purifier ought to have a CADR ranking similar to about two-thirds of the area waiting for link from Social Network Posts (36)