1. If you know the model number of the gas mixer or gas analyzer you require, enter it here. Enter the extended model number if possible. Thermco literature usually includes a system for generating the extended model number. To access the literature, go to Products Gas Mixers or Products Gas Analyzers.

2. If you do not know the model number or have a special requirement, enter the information below. For gas mixers, include informationon the gas percentages to be mixed, mixed gas flow rate, inlet and mixed gas outlet pressures, alarms, indoor or outdoor installation and any other special requirements.