79L55 | #42 Burner Orifice | Lennox

#42 Burner Orifice for Lennox Gas Furnaces. Keep your furnace running efficiently with this genuine Lennox replacement part. This orifice is designed to control the flow of gas to the burner, ensuring proper combustion and maximizing fuel efficiency. Compatible with Lennox gas furnaces, this orifice is easy to install and helps maintain optimal performance. Our HVAC supply store carries a wide range of Lennox parts and accessories to keep your HVAC system running smoothly. Order now for fast shipping and the best prices!