Professionals Choice, Entire Home or Office Building Coverage The Alto infinity was created from a Swedish desire to bring clean air to the modern world. The included long life filter set will last for a whole year. Buy an EVA air purifier and you will receive trouble free, clean air, for years to come. Elegant and easy to Use Select auto mode on the touch control panel and the professional-grade PM2.5 particulate sensor will monitor the air quality, adjusting the fan speed automatically when a change in air particles is detected. The display shows an air quality reading and the colour will change to reflect your environment - blue (perfect), green (normal), purple (poor), red (high risk). Stop Bacteria and Viruses Dead This air purifier features a highly optimised Ozone safe UV function that removes 99.99% of airborne bacteria and viruses within one hour. Quieter than a Whisper EVA air purifiers have the lowest decibel ratings on the market, the Alto infinity produces just 25dB in silent mode. The high filtration rate allows you to position your Alto infinity in any room and it will purify the air around your home / office. Ion Allergy and Asthmatic Protection You can get your life back to normal if your affected by pollen, cat or dog hair, mould, dust mites or any other allergies. Featuring an ioniser that causes dust and other allergens to drop to the floor where they're less likely to be inhaled, leading to over 99.99% removal of allergen risks. Pollution, a Thing of the Past Open a door, window or use a gas cooker in your kitchen and your home can fill with pollution. Your EVA air purifier will remove these damaging particles and odour caused by cooking, damp, dust, pets or smoke. High Density Activated Carbon Filters EVA filters only use high density activated carbon, the material that is vital to ensuring the filters last a long time whilst always working at full capacity. This makes them up to 90% more efficient at removing VOC's and toxic gases.