Indoor air quality affects health, comfort, and productivity. Poor air can cause allergies, headaches, and long-term respiratory problems. Choosing the right indoor air quality monitor helps you track pollutants and create a safer environment at home or work. This guide explains the key features to look for so you can pick a device that fits your needs. Indoor air quality monitor showing real-time air quality readings Detecting Particulate Matter: PM2.5 and PM10 Particles in