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OEM Precision: Guaranteed fit for York
High Flow Capacity: Large 3" porting allows for maximum Cv
Can this kit be used with other valve brands
allowing for rapid identification of performance anomalies
As the direct functional replacement for the MR2DR24-11
Lennox 17F24 Header Box 321042-401 OEM Precision: Guaranteed fit forFor veteran HVACR technicians, the Lennox 17F24 Cold End Header Box is the critical OEM solution for repairing high efficiency heating systems. This genuine Lennox header box kit is engineered to replace legacy part numbers 11U60, 103370 49, and 610261 35. In secondary heat exchanger assemblies, the cold end header box manages the collection and drainage of corrosive condensate produced during the combustion process. Using this Lennox 17F24