4Lite

Why do you want a carbon component? If it is for smell or VOC removal, you need a lot of carbon to make any difference. That’s is why purifiers best equipped to deal with those two things are very large and contain pounds and pounds of carbon (like IQAir and Austin models). The thinner carbon layers

Heya, air purifiers that make a meaningfull difference in a high throughput environment like a plane or tube do not exist. The QT3 is a useless toy, the airfanta 4lite makes a small difference if you stay in the breathing field 100% of the time -- which for train journeys will be impractical tbh --