Responsive to your needs
The Flow A4 uses laser particle sensors to evaluate air quality and automatically adjusts fan speeds as conditions change. This means that you can enjoy cleaner air without worrying about adjusting settings.

Efficient and thorough filtration
Flow A4 is equipped with a multi-stage filter that captures micro-dust (i.e. PM 2.5), odors (I.e. Acetaldehyde) and harmful airborne substances (i.e. Formaldehyde). At the same time, the unit will signal when it is necessary to replace the new filter*
** Filter life depends on usage conditions
Intuitive and Easy to Use
A4 air purifier with simple and intuitive UI touch screen makes it easy to adjust the air quality according to user's wishes.
Powerful yet smooth air circulation
The spiral outlet creates a robust whirl of cleaner air that circulates the air in the room efficiently and reaches within an area of 53sqm**
**room size with a CADR for smoke of 415 m3 / hour and with the upward motion.
Efficiently quiet
Made to fit smaller rooms, Flow A4 has a minimum noise level of just 19dB(A)*** when used in Sleep Mode function.***measured 1m on top of the product.
Intuitive and accessible
The Flow A4's simple and intuitive touch UI makes interaction easy to adjust air quality levels you desire.