Enquiry For Blue Air Purifiers :- “EnquiryGate.com” is an online business directory for India and a unique concept to promote business via Social Media. Enquirygate.com Blueair Classic 480i Air Purifier for Home with HEPASilent Technology and Dual Protection Filters for Relief from Allergies, Viruses, Pets, Dust, Asthma, Odors, Smoke - Medium to Large Rooms: Home & Kitchen. At Blueair, we believe in clean air for everyone and work hard to create products that combine unparalleled performance, technological innovation and a passion for design.