SMART BELL PLUS
Combustion Test Meter

*Free Shipping for All July Orders!

Don’t be a DUMBELL
Replace your CO2 Indicator with a
UEi Long Life Combustion Check Meter
• Replace Wet Chemical Kit
• Perform CO Safety Checks
• Measures CO, CO2 & Flue Temp.
• Calculates O2, Losses
& Efficiency

• Measures:

CO 
CO2 
Temperature

• Calculates:

O2 
Excess Air 
Efficiency 

Real Time Analysis

• EOS Technology Sensor Direct CO2 Measurements No Sensor Replacement 10 Year Life Expectancy 
• Direct CO Measurements 
• Pre-Programmed Fuels: Light Oil, Propane, Natural gas, Heavy Oil, and Wood 
• 5 Year Limited Warranty