Honeywell HPA5200B leads our picks for large rooms. See the top 8 air purifiers for 2026, balancing power, coverage, and smart features for spaces over 300 sq ft.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

How do you protect building occupants from airborne pathogens and aerosolized mold without breaking the budget or requiring major infrastructure overhauls? For facility managers and consulting ...