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Old 07-24-2007, 09:34 PM
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Gun-Driver
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I saw a show on This Old House where the plumber said that very few tanks rust from the inside out. Usually the fittings on top leak pick up the rust color as it runs down the side and then appears at the bottom where most people think the tank rusted out and scrape it.

I explored this theory when I found an eighty gallon tank lying out back of my local HVAC/plumbing shop where I have permission to go through their junk pile.<O

<O

I took it home thinking that if it is rusted I could weld patches on the holes. The thermostats and heating elements where completely encrusted with rust. After stripping everything off the tank, insulation and everything, cleaning it inside and out, I pressure tested it and as expected it did not leak. It was actually in very good shape. So now I have a dedicated methanol cooking still. <O