Blueair Blueair 405 met Particle filter Voorvorken verend We have also conducted research 7435115762780 We have also conducted research into the properties of the FCI RRAS Section and the FCI variety group to which the Braque Français type Pyrénées belongs PETSNACK PIGH SPAGHETTI 20 CM 1 kg The Classic 405 with Partic Filter Air Cleaner from BlueAir filters the air in a 40m² room every 12 minutes The Classic 405 with Partic Filter filters the air on the speed recommended by the industry of 5x per hour (or approximately every 12 minutes) in a room of 40 m² to effectively lower particle levels and create a comfortable environment in large living rooms