Description
York S1-4221000 Flue Outlet Kit Overview
The York S1-4221000 Flue Outlet Kit is an OEM replacement component designed to maintain the safe and efficient removal of combustion gases from York heating equipment. Engineered to exact York specifications, this kit provides a reliable, properly sealed flue outlet connection that helps protect system performance and ensures compliant venting.
Key Features
- OEM York replacement part — engineered for precise fit and function
- Facilitates safe exhaust venting of combustion byproducts
- Designed to restore proper flue outlet sealing and integrity
- Helps maintain system efficiency and heating performance
- Durable construction built to withstand high-temperature flue gas conditions
- Direct replacement for compatible York heating systems
Application
The S1-4221000 Flue Outlet Kit is intended for use with compatible York furnaces and heating units requiring flue outlet service or replacement. Always consult your equipment’s service manual or a qualified HVAC technician to confirm compatibility before installation.
Why Choose OEM York Parts?
Using genuine York replacement components like the S1-4221000 ensures your equipment operates as designed, preserving warranty coverage, system efficiency, and the safety of your installation. Avoid costly callbacks and comebacks by installing the part that was made for the job.







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