which is essential for maintaining correct subcooling and head pressure levels in the refrigerant circuit

While multi-poised

Compatible with various Carrier

Multi-Refrigerant Compatibility: High nominal capacities for R22

though your specific local codes and burner specifications should always be verified for upstream safety requirements

Lennox 14K09 Coupling 321042-401 which is essential for maintainingWhen you are in the field dealing with a furnace that is short cycling or throwing pressure switch codes, you need a reliable seal on the exhaust side. This Lennox 14K09 Flue Rubber Coupling is the professional grade solution for connecting 2 inch PVC or metal flue pipe sections. Also identified by part number 102862 02, this coupling is engineered from heavy duty, heat resistant rubber to withstand the constant thermal cycling of high efficiency gas