The definition of a No2 Monitor Home is a home that is equipped with a specialized air quality monitoring device that measures the concentration of nitrogen dioxide (NO2) in the air. This device is used to detect and monitor pollution levels in the home environment. NO2 monitors are often used in areas that have high concentrations of air pollution, as well as in homes where people have indoor allergies or asthma. The device works by measuring the concentration of nitrogen dioxide molecules in the air. It then displays the results on a digital display, showing the amount of NO2 present in the home. The concentration is typically expressed in parts per billion (ppb) or parts per million (ppm). By using this device, homeowners can take proactive steps to reduce their exposure to air pollution and improve the air quality in their homes. With the help of a No2 monitor, people can make sure their homes are free of hazardous air pollutants and that the air they breathe is clean and safe.