What is the difference between SEC99AA-18 and SEC99AA-18C

Key Benefits for HVAC Contractors Precise LP Regulation: Includes a high-tension regulator spring calibrated for LP gas pressure requirements

Is the cap included with the sensor

Forged Integrity: The forging process strengthens the brass grain structure

Is this gasket compatible with high-pressure steam applications

Trane VAL8710 Gas Valve Els PW 17895 What is the difference betweenAs a seasoned technician, you know that a reliable fuel train is the backbone of any heating system. The Trane VAL8710 Gas Valve is a critical OEM replacement component designed for Natural Gas (NG) applications in residential and light commercial furnaces and boilers. This single stage gas valve operates on a standard 24V coil and is factory set to a 3. 3" WC (Water Column) pressure regulator setting, ensuring precise fuel delivery and stable