Air Hygiene's Emissions Testing Calculator tool builds on the F-Factor Calculator and utilizes pollutant and diluent concentrations along with exhaust flow rates pollutant mass emission rates and diluent corrected pollutant to calculate concentrations. It supports the following products of combustion:

• NOx
• NH3
• CO
• O2
• THC/VOC
• CO2
• SO2
• Custom Compounds