UEI Smart Bell Combustion Meter EOS Technology features the Electro-Optical Sensor that lowers the cost of ownership by doing away with the annual replacements of the O2 sensor and reducing calibration drifting typically found with standard electro-chemical sensors.
UEI Smart Bell Combustion Meter combustion meter is designed for contractors currently testing with traditional wet chemical kits, new to combustion testing, or where the cost of a high-end analyzer may be a prohibiting factor. Made in UK.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
