Blue Pure 511 Bundle 2 x 110344The Blue Pure 511 air purifier combines powerful filtration with a sleek, compact design perfect for small spaces. Whisper quiet, energy efficient, and easy to use, it delivers cleaner, healthier air with minimal maintenance. Quickly cleans 16 m in 12. 5 minutes or up to 38 m in 30 minutes. 3 fan speeds quickly removes pollutants such as viruses, bacteria, dust, & odours Consuming as little energy as a single lightbulb. Variety of washable pre filter