AIR4111T14

Room Air Quality Monitor, 0-2000 ppm CO2 Equivalent, LCD Viewable, LED Viewable, 10K Ohm, type 3, NTC Thermistor, ?0.2 C c/w 11K shunt resistor https://downloads.greystoneenergy.com/Submittals/PS-AIR41XXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-AIR41XXX.pdf