• Infrared CO2 sensor (NDIR), accuracy ± 30 ppm, average working life 10 years.
• Air Guardian continuosly calibrates the CO2 sensor, no need of recurring laboratory calibration.
• Suitable both for residential and non residential buildings.
• Ambient CO2 level is a simple, fast and effective way of checking the indoor air quality, irrespective of building type and number of occupants.
• Air Guardian measures CO2, from 0 to 2000 ppm, typical s...