Air purifiers and air ionisers for viruses and bacteria, 5-10 m2 room, CADR rating 100-199 m3/h, night mode
To remove viruses and bacteria you should use an air purifier that is powerful enough to drag all of the air in the room through the filtersa minimum of 6 times an hour(ACH) for it to be genuinely effective. To get around 6 air changes per hour in your room measuringbetween 5 and 10 m2 you need an air purifier with a clean air delivery rate (CADR)in the range of 100-199 m3/h.
For a bedroom or baby room, you may want to use a quieter air purifier that comes with "night" mode. Air purifiers with "night" mode run quietly in the background allowing you to enjoy clean air while you sleep.
Air ionisers are fanless, use very little electricity, virtually silent, easy to move from room to room, don't create draughts or use filters, except for ones that include a positively charged collector.
Electrostatic air purifiers use a fan to speed things up and have a positively charged replaceable filter that attracts particles.
Below is the selection of suitable air purifiers and air ionisers tailored to meet your needs and sorted by price in ascending order.