Honeywell AirTouch U2 - 650 cubic metre per hour 1007.5 square feet

Honeywell Air Touch V3 - 300 cubic metre per hour 465 square feet

Levoit Core 300 - 1073 Square Feet 56 watts HEPA

Honeywell Air Touch V2 - 250 cubic metre per hour 36 square meter

Honeywell Air Touch V4 - 350 cubic metre per hour 542.5 square feet H13 HEPA

Levoit LV-H132 - Air Purifier White 263 Square Feet

Coway Airmega AP-1512HHS - 1575 Square Feet HEPA

Honeywell Air Touch P1 - 4 Stage Filtration 450 cubic metre per hour 64 square meter

Black & Decker AP3560-B5 - 470 cubic metre per hour up to 60m2

Electrolux FA41-402GY - 4 stage filter 53 square metre

Philips AC1711/90 - 78 square meter 300 liter per second