of filtration that includes a pre-Filter, cold catalyst, activated carbon, antibacterial and HEPA filters, it is effective against household cooking smells, pet odours and smoke apart from other allergens and pollutants. The Havells Freshia AP-20 is a popular model and comes with features like sleep mode, automatic filter replacement indicator and odour sensor. "I have minor breathing issues and have been using Havells air purifier in my bedroom with great results," says Ravindra Goel, 56, Businessman from Delhi.
O2 Cure
O2 Cure’s Plug & Play Purifier is built in with PHI technology known to act against pathogens and virus including the deadly corona virus. This patented active air purification technique neutralizes pollutants and microbes at the source itself by altering its DNA and RNA structure. “In view of the current pandemic, it was important to come up with an indigenous product to help people fight the virus. O2 Cure air purifiers are custom-made to tackle current challenges by neutralizing the virus at the source in the air as well as on surfaces,” says Kartik Singhal, Founder of O2 Cure.