Key Benefits Enhanced Durability: Equipped with industrial-grade silver alloy contacts to extend service life and improve electrical conductivity

the 3-inch insert depth and flat mounting flange provide a direct fit for most compatible furnace plenums

Given the 25 lb

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

Lennox 14K09 Coupling 321042-401 Key Benefits Enhanced Durability: EquippedWhen 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