Blue Pure 511 Replacement Filter Smokestop and a defrost function that

and a defrost function that keeps it running in temperatures down to 5°C

Instant & Accurate Air Quality Insights

Only compatible with the Blue Signature™ air purifier

well-engineered fan for people who take sleep seriously

& Roger little  provide the perfect help to free the air of pollutants

Blue Pure 511 Replacement Filter Smokestop and a defrost function thatBlue Pure 511 Combination Filter Combined particle and carbon filter for the Blue Pure 511 air purifier. The combination filter cleans the air of particulate matter like pollen, dust, pet dander, mold spores, allergens, viruses and bacteria. The carbon filter also removes smoke, odors, gases and VOC's. Blueair's world leading filter technology uses a unique combination of both electrostatic and mechanical filtering, which means that the filtration