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[mrmopar22]

A friend of mine suggested that I add some anti-corrosive agent to the wood stove for protection.  I bought a gallon of it from him and used ¾’s of it.  Within 5 days I noticed that the heat exchanger wasn’t working right.  The house was chilly even though furnace blower ran continuously and showers weren’t much better.  We suffered through for a month until early spring when I turned the electric hot water heater on.    The air and water heat exchanger are plugged off with a heavy build-up.  It has worked fine for the last two years, everything has been really hot – no complaints, the only thing I can tie it too is the anticorrosive agent, that’s the only thing that changed.  I’m just now getting around to looking at it and this is what I found:

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[mrmopar22]

Here is the in-line debris screen

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[rosewood]

well looks like that stuff really craped up your stuff!  you could try soaking it in muriatic acid then back flushing it.maybe someone on here has had this problem and has got a known trick.

[BoilerHouse]

Other than being anti corrosive, do you know what was in the product that you used?