New Delhi, Nov. 11 -- Finding an air purifier for a large room can be slightly more complicated than picking one for a bedroom or a small study. A model that works well in a compact space may struggle to circulate and filter air across a bigger living room, especially when pollution levels are high. This is why I would pay close attention to room coverage and clean air delivery rate before making a purchase.

I would also consider the filtration system, airflow, noise levels and filter replacement costs, as these can affect everyday usage. If you are planning to buy an air purifier for a large living room or an open-plan space, here are the features I would prioritise before choosing one.

The Blueair 211i Max is designed for larger livin...