1" NPT Modulating Gas Valve for Atmospheric Burners (where higher outlet pressures are needed) with 1/2 PSI Inlet Pressure Max and 2"-4.5"wc Low Fire Adjustment Range

3/4" NPT Modulating Gas Valve for Atmospheric Burners (where higher outlet pressures are needed) with 1/2 PSI Inlet Pressure Max and 1.2"-2.5"wc Low Fire Adjustment Range

1" NPT Modulating Gas Valve for Atmospheric Burners (where higher outlet pressures are needed) with 1/2 PSI Inlet Pressure Max and 1.2"-2.5"wc Low Fire Adjustment Range

1" NPT Modulating Gas Valve for Atmospheric Burners (where higher outlet pressures are needed) with 1/2 PSI Inlet Pressure Max, 1.2"-2.5"wc Low Fire Adjustment Range, and covered wire terminals