Lennox 25W78 Insert R-410A This TXV replacement kit ensures

This TXV replacement kit ensures optimal superheat control across varying load conditions

ensuring the system maintains optimal refrigerant cycles and prevents freeze-ups or overheating of the coil

including Direct Spark Ignition (DSI) and Hot Surface Ignition (HSI) systems

Does this include the hub for the motor shaft

and venting applications

Lennox 25W78 Insert R-410A This TXV replacement kit ensuresThe Lennox 25W78 NOx Insert is a critical combustion component engineered specifically for Lennox gas furnaces to reduce nitrogen oxide emissions. Designed for high efficiency heating systems, this OEM Lennox replacement part ensures that the burner assembly maintains optimal fuel to air ratios for a cleaner, more environmentally compliant burn. Constructed from heavy duty steel to withstand high temperature furnace environments, the 25W78 insert