Lennox 11Y29 Expansion Valve 321894-709 While this is a genuine

While this is a genuine York part

When you're outfitting a hydronic system that demands precision

Use an ASME Section I or IV steam safety valve for steam boiler applications

ensuring the pilot assembly and burner tube interface correctly with the burner chamber to prevent backdrafting and inefficient combustion

spaced for standard blower housing brackets

Lennox 11Y29 Expansion Valve 321894-709 While this is a genuineThe Lennox 11Y29 Expansion Valve is a high precision 3 ton R410A TXV engineered for critical refrigerant metering in residential and light commercial evaporators. This OEM Lennox 104413 01 thermal expansion valve utilizes a balanced port design to maintain a static superheat of 5. 54F, ensuring stable system operation across varying load conditions. Designed with sweat solder connections and a 132. 81 PSIG calibration point, it facilitates a leak