Maxitrol MR212G-2020 Gas Valve 30067439-890 Always check your stem diameter

Always check your stem diameter and yoke requirements before field installation

Always verify your fan blade pitch matches the rotation before installation

it does not allow pressures to equalize quickly

Optimized Airflow: The 15-inch diameter and 12-inch width configuration deliver consistent HVAC blower wheel performance under varying static loads

this assembly features low-friction tolerances to maintain the operational efficiency of the rolling diaphragm piston-type actuators it supports

Maxitrol MR212G-2020 Gas Valve 30067439-890 Always check your stem diameterThe Maxitrol MR212G 2020 is a high capacity 2 1 2" NPT negative pressure modulator regulator valve specifically engineered for direct fired burners in pull through applications. Built for precision in industrial and commercial make up air systems, this Maxitrol Selectra series component handles a 5 PSI maximum inlet pressure and eliminates the need for a separate upstream regulator. By utilizing a specialized counter spring, the MR212G 2020 remains