: The Clean Air Delivery Rate (CADR) should be at least two-thirds of your room's area in square feet. For instance, a 300 sq. ft. room needs a CADR of at least 200 m³/h.
Buying an air purifier in India has become an essential health investment due to rising pollution levels in cities like Delhi, Mumbai, and Lucknow. To choose the right model, you must balance room size, filtration technology, and long-term maintenance costs. Key Factors for Indian Homes buy air purifier india
: Check the price and availability of replacement filters before buying. Filters in highly polluted Indian cities typically need replacement every 6 to 12 months , costing between ₹2,000 and ₹5,000 annually. Top Recommended Air Purifiers (2025-2026) : The Clean Air Delivery Rate (CADR) should