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the CoreMax system requires this specialized
allowing for quick strainer cleaning without draining the entire system
significantly extending the service life of the dual pressure switch
Can the 150 PSI setting be adjusted in the field
always handle the part by the ceramic base or protective housing
Lennox 45L15 Orifice 323613-751 the CoreMax system requires thisThe Lennox 45L15 natural gas burner orifice is a critical precision component engineered for exact fuel metering in residential and commercial gas heating systems. Featuring a . 089 orifice diameter, this part is calibrated to maintain specific BTU input rates, ensuring stable flame patterns and optimal combustion efficiency. Designed as a direct Lennox OEM replacement part, it eliminates the performance variances often associated with generic furnace