

Hepa air purifiers can reduce coronaviruses indoors
Air filters in closed rooms can help in the fight against the coronavirus. Nevertheless, distance and mask must not be dispensed with. The performance of small systems is often not sufficient. Regular ventilation is one of the effective measures against the spread of the coronavirus. However, the further outside temperatures drop, the less willing people are to let cold air into rooms on a regular basis. An alternative can be devices that filter the room