[TheForge] Shop Air using Copper

[sos at frii.com]

I'm pretty sure something like that is on the list. That is about the only
way you could replace a line down the road.

> I'd be careful of putting any plumbing directly in the crushed stone.  The
> same expansion/contraction that breaks up concrete causes abrasion in
> crushed stone.   Nothing but sand or loamy sand around here, so i wouldn't
> know what to tell you to cushion it with.  Run it inside black plastic
> water
> line probably.
>
>
> ----- Original Message -----
> From: <sos at frii.com>
> To: "Blacksmithing List Sponsored by ABANA" <theforge at mailman.qth.net>
> Sent: Tuesday, January 13, 2009 8:53 PM
> Subject: Re: [TheForge] Shop Air using Copper
>
>
>> Thanks Frosty, good point.
>> I'm not sure if it applies or not--the plumbing will be buried in the
>> crushed stone that goes under the concrete slab, not actually in the
>> slab.
>> This leaves the question of how stuff gets from under to above; yet to
>> be
>> discussed.
>>
>> Thanks for adding the part about hydronic heat, we are using that (in
>> the
>> house, not the shop). One more thing to keep an eye on the hvac guy.
>>
>> Steve
>>
>>> Put about 100psi air in the PEX when you pour the
>>> concrete so there's a little space or it'll break the
>>> concrete up over time with the rising and falling
>>> pressure. This is especially true for hydronic heat
>>> using PEX or Wisbo in concrete.
>>>
>>> Frosty
>>> -------------------------------
>>> If it ain't forged
>>> it ain't real.
>>> Wrought iron is.
>>> The FrostWorks
>>>
>>> Meadow Lakes, AK.
>>>
>>>
>>> From: <sos at frii.com>
>>>
>>>
>>>>I hear that people are using PEX type flexible
>>>>plumbing for routing air.
>>>> Soft plastic hose is obviously a bad choice for
>>>> exposed connections; I'm
>>>> thinking of using it to plumb the shop I'm building.
>>>> Any thoughts on using
>>>> PEX with a hard cover (like concrete)?
>>>>
>>>> Steve
>>>>
>>>
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