This article has been released on 5th June 2016 (World Environment Day )in The Indian Express news paper.Air Purifiers provide cleaner and healthier air for your home. If you suffer from allergies, getting an Air Purifier can greatly reduce the allergens and dust in your home. In addition to that, air purifiers can clean your air by eliminating odors and removing harmful bacteria. If you live at home with a smoker, an air purifier cleans the air by removing the odors associated with smoking. Depending on the unit, some come with permanent or replaceable filters. Based on their size and usage, non-permanent filters need to be replaced according to the manual's requirements. Price ($ to $$$) Price ($$$ to $) Newer Air Purifier models come with a humidifying function that offers a special combination of air treatment, designed to make you and your family more comfortable, whatever the season. Bacteria, germs, mold spores, pollen, pet dander, smoke, dust and odors can make breathing difficult, especially for asthma and allergy sufferers.