Advice
Heating
Furnaces, boilers and heat pumps.
September 14, 2026
A cracked heat exchanger, and why it ends the conversation
It is the one furnace fault with no repair option and no wait-and-see. What it is, how it is found, and how to know you are being told the truth.
ReadSeptember 14, 2026
What that furnace noise means
Banging, screeching, clicking, rumbling. A rough guide to which ones can wait until morning and which one means switch it off now.
ReadSeptember 14, 2026
How long should a furnace last in Michigan?
Fifteen to twenty years, and the difference between ten and twenty five comes down to three things, none of which is the brand on the front.
ReadSeptember 14, 2026
Furnace blowing cold air? Check these three things first
Three checks that take two minutes and solve this more often than anything a technician does. None of them cost anything.
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