Professional-grade maintenance for the 1-1/4 inch Parker 20F24C2172AAF solenoid valve requires precision-matched internal components to ensure leak-free operation and reliable pressure handling

Durable Construction: Built to withstand commercial mechanical room environments while maintaining sensitive calibration settings

This part is a direct replacement for Lennox 89M77

this board is a direct replacement for legacy part numbers

Maxitrol MR212G-2020 Gas Valve Refrigerant Professional-grade maintenance for the 1-1/4The 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