New Delhi, Dec. 29 -- Large homes reveal air problems faster than small flats. The moment doors stay open, kitchens blend into living rooms, or staircases pull air upward, pollution stops being local and starts circulating. That's why air purifiers for large rooms aren't about subtle tweaks but about sustained and visible control.

You see this philosophy clearly in machines like Winix and Blueair, which prioritise high CADR and intelligent sensors to keep air moving across open layouts. Coway leans into filtration longevity and reliability, while Honeywell focuses on steady performance that works quietly in the background of daily life. Then there's Shark, betting on low-maintenance filters, and Sharp, blending dehumidification with puri...