with the ability to use reducer bushings for 3/4-inch applications

the KPS77 features an adjustable differential

System Efficiency: Maintains factory-spec airflow

Standard Threaded Stem and Push Down To Close Action

The S20 series utilizes a zero-differential design

Lennox 25W22 TXV 321894-708 with the ability to useThe Lennox 25W22 Thermal Expansion Valve (TXV) is a critical OEM metering device engineered for high precision refrigerant flow management in residential and light commercial cooling systems. This externally equalized valve, also identified by part number 100679 01, modulates the flow of refrigerant into the evaporator coil based on heat load, ensuring stable superheat levels. By maintaining the correct balance of liquid and vapor, the 25W22 prevents