Air quality basics and choosing a home purifier

Understand PM2.5, filters, and simple steps to improve air indoors.

Quick wins

• Ventilate when outdoor AQI is good.
• Use range hoods when cooking.
• Reduce candles/incense.

Filters 101

HEPA filters capture fine particles. Activated carbon helps with odors and some gases.

Right size your purifier

Check CADR and room size. Position centrally and keep doors/windows closed during use.