CO 3800 Carpark SensorThe CO3800 Carbon Monoxide smart sensor is a slim wall mounted sensor with a very unique feature. It has a tiny fan that draws air in from the bottom of the housing through a dust filter over the sensor and discharges through the top. This ensures a positive response to carbon monoxide emissions while the sensor is well protected inside the poly carbonate housing. The CO Sensor has a range of 0 100 ppm and if used within Regulator Guidelines the