The R8222B1067 is rated for 20

Universal Application: Compatible with a wide range of refrigerants such as R-22

making it ideal for systems with little to no pressure differential

Integrating this genuine Amana HVAC part maintains the factory-specified pressure setpoints required for proper combustion air proving and total system reliability during heavy heating cycles

The Johnson Controls A-4000-139 is a single-stage pressure reducing valve station engineered for pneumatic control systems requiring high-purity air delivery

Lennox 98M12 Piston 319852-301 The R8222B1067 is rated forThe Lennox 98M12 Piston is a precision engineered fixed orifice metering device designed for specific HVAC applications requiring an expansion orifice size of . 062. This refrigeration piston serves as a critical component in maintaining correct refrigerant mass flow across the evaporator coil, ensuring optimized heat transfer and system pressure balance. When performing a field replacement or matching a specific condensing unit and indoor coil