Description
Ensure your furnace’s air box and combustion chamber maintain a clean, secure seal with the York S1 010 06900 005 Air Box Combustion Gasket. This OEM grade gasket is designed to prevent air leaks and maintain proper combustion efficiency — an often overlooked but critical component for safe, efficient HVAC operation.
Key Features
- Precise OEM fit: Built to York’s specifications, this gasket provides a reliable seal between the air box and combustion chamber, ensuring compatibility and proper alignment with original furnace components.
- Prevents leaks & improves efficiency: By sealing joints effectively, it keeps combustion gases contained, reduces risk of air/gas leaks, and helps maintain optimal combustion — which translates to safer and more efficient furnace performance.
- Durable material for long service life: Constructed from furnace grade gasket material suited to high temperature operation, this part is built to endure the thermal stresses associated with regular furnace use.
- Simple installation / replacement: The gasket is compact and easy to handle, making it a straightforward replacement when performing maintenance or servicing the air box.
- Essential maintenance component: Replacing the air box gasket whenever the furnace air box is removed or serviced helps restore original sealing integrity — helping extend the life of your furnace and avoid combustion efficiency or safety issues.






