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is there a difference betweem these 2 Back Flow Preventer?

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is there a difference betweem these 2 Back Flow Preventer?
JoeH Offline
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#7
06-29-2018, 05:06 PM
A small amount of lead in a brass alloy improves its machinability. The percentage is less than 2%, and after a short period of use little leaches out of the brass. Old lead solder where it is exposed in a joint is a much greater contributor to lead leaching into water.
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Re: is there a difference betweem these 2 Back Flow Preventer? - by JoeH - 06-29-2018, 05:06 PM

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