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Always verify the S1-025-29041-006 part number against your specific model's data plate
eliminating the need for splicing in the field
While the 201Q element style is common
Can I use this for both natural gas and LP applications
Armstrong International D503157 Air and Gas Vent 30067439-890 Always verify the S1-025-29041-006 partThe Armstrong International D503157 Air and Gas Vent is a high performance Series 21AR Cast Iron Fixed Pivot Ball Float designed for the efficient removal of air and gases from pressurized liquid systems. Engineered with a 1 2" NPT connection and a precision 5 64" orifice, this unit is built to manage a maximum operating pressure of 133 PSI. It is technically identical to the 21 AR 1 2 133 model, providing a robust solution for preventing air binding