The proper combination of temperature, humidity, CO2 and grow light in your greenhouse determines the health and vitality of your crop. In addition, a proper balance helps to prevent the occurrence of pests and diseases. The aspirator box contains sensors that measure the temperature and air humidity. These measurements are important, because all controls for heating, ventilation, screens, etc. are based on these measurements. The Aspirator Boxes will be installed underneath the screen as well as above the screen. Hereby, you are able to realize an equal climate.