New Delhi, Nov. 4 -- Air purifiers under Rs.30,000 make sense across India as AQI stays very poor, with the north hit harder. In real homes that means itchy eyes, morning coughs, and dust settling faster. A HEPA (H13) unit tackles PM2.5 from traffic and seasonal smoke, bringing relief in bedrooms and living rooms. Within this budget you can get solid CADR, simple filters, and useful auto or timer modes.

Pick capacity for your room size, close windows, and run on high for the first hour, then shift to low at night. Clean the prefilter monthly, replace HEPA in 6 to 12 months, and track power use. Under Rs.30,000, these steps bring cleaner air indoors.

Philips AC4221 covers large rooms with real time AQI on the panel and H13 filtration for...