Pay in 4 interest-free payments of $35.60 Learn more
Ships within 48 hours · Estimated delivery Oct 30 - Nov 4
Lochinvar & A.O. Smith 100112350 Burner Assembly 340155 7026 The Lennox 34M74 Pressure Switch The Lennox 34M74 Pressure Switch is a critical safety component engineered for precision monitoring of combustion air in residential and commercial HVAC systems avoid exposing the capillary or bulb to extreme temperatures beyond the manufacturer's specified ambient limits to prevent calibration drift
Keep correspondence together so earlier details remain easy to reference. Do not share account passwords or payment security codes in support messages.
A demonstration can illustrate a use without promising the same outcome in every situation. Do not treat presentation quality as proof of every product claim.
Check whether multiple parts of the order have separate statuses. Look for any accepted change that altered the original order plan.
US$ 497.50
US$ 2375.00
US$ 762.50
US$ 697.50
US$ 4475.00
US$ 2375.00
US$ 21500.00
US$ 297.50
US$ 22750.00