As to steel pipe, most streets, lines to the house, and internal piping; of homes built before the 1970s have all galvanized steel lines. (Including my 1959 house.) The water tastes just fine. In very old homes, galvanizing (which is a zinc coating,) starts to fail, and rust in the pipes can restrict water flow. They talk about 50 years, but I don't see anybody tearing up the yards to replace them around here. I wouldn't get all that excited about a galvanized fitting myself.
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Rick_99037
2005 Winnebago Sightseer 29R Class A
8.1 Workhorse - GM 4 speed
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