Lennox 79L57 Orifice 328140-751 this OEM furnace part facilitates

this OEM furnace part facilitates maximum heat transfer across its six-passage geometry

this component integrates a gas cock

ensuring seamless HVAC relative humidity control across various controller platforms

This Carrier 10331004 Propeller Fan is an essential replacement part for maintaining the performance and efficiency of your Carrier HVAC system

Common Questions: Is the Antunes 803113901 suitable for high-pressure gas applications

Lennox 79L57 Orifice 328140-751 this OEM furnace part facilitatesThe Lennox 79L57 is a critical Natural Gas Burner Orifice engineered specifically for high efficiency Lennox gas furnaces and heating units. This genuine OEM replacement part is precision machined to deliver an exact BTU output by regulating the volumetric flow of natural gas to the burner assembly. Using a Lennox 79L57 Orifice ensures your manifold pressure aligns with factory specifications, preventing issues like incomplete combustion, soot