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Re: [APD] Copper
> > Why not use CPVC?
> From the EPA:
> There are numerous concerns about the occurrence and
> toxicological significance of various species of organotins
> in drinking water. A recent report indicates that unlike PVC
> systems, new CPVC systems have the potential to contaminate
> drinking water with organotin compounds for a longer period
> of time after installation (Forsyth and Jay 1997).
In the same article, it is noted that organotin levels from CPVC are not
know to be harmful, but just warranting further investigation.
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