25" WC to match Lennox-specific static pressure requirements for optimal combustion safety

these HVAC replacement blades are factory-balanced to ensure smooth operation immediately upon secure mounting

this unit features a 3/4 inch NPT inlet/outlet and delivers up to 300

Thermal Endurance: Optimized for high-temperature applications such as steam or hot water heating loops

and gravity-vented models equipped with power venters

York S1-031-00880-002 Control Board Els PW 17895 25" WC to match Lennox-specificThe York S1 031 00880 002 Control Board is a critical OEM replacement part engineered for high performance management of heating and cooling cycles in residential and commercial units. This microprocessor based furnace control board acts as the central logic system, coordinating ignition, blower motor timing, and safety circuit monitoring to ensure peak system efficiency. Designed for durability in demanding environments, the S1 031 00880 002 serves