Genuine Blueair 400 Series Replacement Particle Filter heating Our value was determined by

Our value was determined by means of independent laboratory tests based on the AHAM standard

which effectively removes chemicals

Building Regulations recommend between 13-29 litres of fresh air per second

particles are negatively charged by the Blueair unit before reaching the filters

Genuine Blueair 400 Series Replacement Particle Filter heating Our value was determined byIf you have allergies, asthma, hay fever or simply want to maintain clean air at home, replacing your Blueair 400 Series filter every six months keeps your purifier performing as it should. This genuine particle filter removes 99. 97% of airborne particles down to 0. 1 microns pollen, dust, pet dander, bacteria and viruses using Blueair's HEPASilent technology. Genuine performance, superior quality Unlike generic look alikes, genuine Blueair