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+-- Thread: Do Natural Gas Furnaces Need Yearly Maintenance? (/showthread.php?tid=7370786)
RE: Do Natural Gas Furnaces Need Yearly Maintenance? - meackerman - 10-05-2022
around here its usually less than $100.
I think they keep it inexpensive in the hopes of finding some issues that they can then charge you more for.
kinda like the "free" brake check for vehicles....except the HVAC inspection takes a couple of hours if done correctly.