Admin Well-Known Member Joined Oct 12, 2012 Messages 1,257 Reaction score 87 Nov 12, 2013 #1 I just had to turn on the heater and the entire house has a sour smell. It happens every year to everyone I know, but I've always wondered, what is that smell?
I just had to turn on the heater and the entire house has a sour smell. It happens every year to everyone I know, but I've always wondered, what is that smell?
oldognewtrick In memory of Joined Jul 26, 2009 Messages 12,138 Reaction score 2,157 Location Nashville, TN Nov 12, 2013 #2 Dust, bugs, lint, hair, dead skin, stuff thats accumulated on the heat exchanger.