[AT] Shop LP Plumbing

[Gene Waugh Elgin, Illinois USA]

Not positive, but pretty sure that copper IS OK for LPG but NOT for Natural gas.  As Chuck says, there is something in nat gas that attacks cupper.  Sulphurous compounds??

-- 
/Gene
Gene Waugh
Elgin, Illinois USA/



Chuck Bealke wrote:
> On 12/28/2007 at 1:33 PM H. L. Staples wrote:
>
>   
>> Another thing, I have been told that using copper is not recommended
>> because
>> the copper flakes off and stops up the small openings in the burner
>> orifices
>>     
>
> HL,
>
> 'Bout twenty years ago in Plano, TX, a furnace man I called out (for
> an unrelated problem)  told me that he needed to replace the existing 
> and perfectly fine looking non-leaking copper pipe to my furnace (in the attic)
> with one that would not corrode internally - and that building code required this.
> He said it was in fact illegal for him to install a copper gas line or make
> a repair to a furnace with an existing one and turn the gas to the 
> furnace back on without replacing it.  Evidently natural gas SLOWLY corrodes 
> copper pipe as it flows through it.
>
> I thought this sounded odd, but when he pulled the old solid copper
> line (and replaced it with a flex metallic one with an epoxy looking
> internal coating), he showed me the inside of the old copper one 
> (of 20+ years of service).  Sure 'nuf, there was corrosion on the
> inside - enough that some if it come out when he tapped the end 
> of the removed pipe on a board.  He said he had found some old 
> copper lines almost completelyu corroded through after years of service.
>
>
> _|___\  __   
> |_____/    \  ~ Chuck Bealke ~ bealke at airmail.net ~ 
> ( )       \__/             http://www.plowsong.com
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