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Designed for heavy-duty commercial and high-capacity residential systems
preventing heat bleed-through when the valve is in the closed position
While the barbed fittings are optimized for 1/4" OD polytubing
the 100109355 features a stamped steel burner mount and an integrated flame sensor for precise signaling to the control board
This OEM York replacement part features a 24V coil and is engineered to isolate high-voltage circuits from low-voltage controls
Nordyne 660915 Gasket 326058-758 Designed for heavy-duty commercial andThe Nordyne 660915 Gasket is a critical OEM replacement part engineered specifically for high efficiency sealing within inlet box assemblies. Designed primarily for Nordyne CMF2 series downflow furnaces, this charcoal grey gasket ensures a robust, airtight interface between the inlet box and the furnace cabinet. In the field, a compromised seal at this junction directly results in bypassed air and reduced static pressure, leading to a measurable drop