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Flexible Gas pipe

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scott

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Mar 27, 2002, 9:07:23 PM3/27/02
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Can anyone tell me where I can purchase flexible gas pipe from. I have done
a internet search and I only found one place online that sells it, but you
have to be certified to install it in order to buy it. I am not a plumber
by trade but I have done a little gas black pipe installation and find that
it is too time consuming. I am building a house and will be doing the
electric and plumbing myself and this stuff looks like it will install much
quicker. Thanks in advance for you help. Scott


harriswest

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Mar 27, 2002, 10:58:30 PM3/27/02
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Most codes don't allow flex pipe except to connect rigid pipe to
appliance for a limited distance. I'm not familiar with any other than
the short lengths of flex line to hook up the appliances. IMHO go with
the tried and true black iron, even if your local code allows flexi
stuff. This is gas you are dealing with.
--
Mike Harris
Austin, TX

Bill Hewitt

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Mar 28, 2002, 12:58:13 PM3/28/02
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Don't do it. Not only will code not allow it, it's dangerous. The flex
pipe is WAY to easy to penetrate with a nail.

--
Bill
"scott" <swillis...@comcast.net> wrote in message
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PAUL100

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Mar 28, 2002, 10:53:33 PM3/28/02
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>Subject: Re: Flexible Gas pipe
>From: "Bill Hewitt" hewi...@hotmail.com
>Date: 3/28/2002 12:58 PM Eastern Standard Time
>Message-id: <uQIo8.363$QM4.3...@newsfeed.slurp.net>

Alot of codes do allow it now. This flex pipe is yellow covered flexable
metal.

Garry Wiegand

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Mar 29, 2002, 4:31:16 AM3/29/02
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"Bill Hewitt" <hewi...@hotmail.com> wrote:
>Don't do it. Not only will code not allow it, it's dangerous. The flex
>pipe is WAY to easy to penetrate with a nail.

The manufacturer that Scott is (probably) referring to says that "interior
wall cavities" are an "Approved Application". See
www.wardmfg.com/WardflexDetail.asp. On page www.wardmfg.com/WardflexSpecs.asp
they list the product's specific code approvals.

"Scott" <swillis...@comcast.net> wrote:
>Can anyone tell me where I can purchase flexible gas pipe from. I have done
>a internet search and I only found one place online that sells it, but you
>have to be certified to install it in order to buy it.

Seems to me like the easiest way to be able to buy the stuff is to go ahead
and take the training. So I called them up today. My nearest salesman is 8
miles away (San Leandro, CA) and my nearest distributor is 4 miles away
(Berkeley). That's cool. Salesman says he does the training himself, he
usually does it individually, that it takes an hour to an hour and a half,
and that we can do it at his office or "my shop", at my convenience.

In other words, if you have a local salesman then the training is no big deal
-- and probably well worth the time.

>I am not a plumber by trade ...

So then -- being the honest and above-board type that I am -- I made it clear
to the salesman that I'm not a licensed plumber. He said that it would
probably be OK for me to do the training anyhow, but he would double-check. I
said I could arrange to work under the supervision of a licensed plumber if
necessary.

Your mileage may vary with your own salesman.

Garry

PS - The stuff is not cheap: the 3/4" Wardflex has a list price of
$3.65/foot. You might also need to buy various special tools: an official
Wardflex cutting tool, for example, runs $77. See
www.wardmfg.com/_Files/WDFLXList.pdf for all the prices.

Jimmy Galvin

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Mar 29, 2002, 6:52:24 AM3/29/02
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Plastic shielded flexible stainless steel gas piping is quickly becoming the
piping of choice for many applications. We should be answering questions
accurately and saying that "code will not allow it" is 100% incorrect.
Properly installed by a competent mechanic, it is perfectly safe. To say
"it's dangerous" is also 100% incorrect. Nail or screw punctures and fitting
leaks are picked up on the pressure test.

I have used this product successfully on several projects both stick framing
and structural steel. The material costs are high compared to black iron but
labor cost are low because of the speed the piping can be run out. Cost have
been 85% to 90% of black iron. These projects are in CT where labor costs
are very high. A DIY project might not pay off.
Jimmy

Bill Hewitt

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Mar 29, 2002, 2:32:33 PM3/29/02
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"PAUL100" <pau...@aol.com> wrote in message
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Yeah, for service to the house, but in a wall?


Bill Hewitt

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Mar 29, 2002, 2:35:14 PM3/29/02
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I stand corrected on the code part.

What about when someone drives a nail through it long after it's installed,
though? That scares me to think about.

--
Bill

"Jimmy Galvin" <james....@mags.net> wrote in message
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Jimmy Galvin

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Mar 29, 2002, 8:10:16 PM3/29/02
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The piping is generally run where it would be very difficult to drive a nail
into it. I cases where it must be run through studs heavy gauge metal plates
2" x 4" +/- are attached to the studs. Nails cannot penetrate the plates.
This product like all others is not completely fool proof. That would put
the Darwin Awards out of business.
"Bill Hewitt" <hewi...@hotmail.com> wrote in message
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Bill Hewitt

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Mar 30, 2002, 12:11:36 PM3/30/02
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That's kind of what I was thinking. It's one thing to be careful and put
Romex where it's unlikely to be hit; the worst that happens when it is
punctured is a fire or a shock. I think that the results of puncturing a
gas line are sufficiently intolerable as to want to take any reasonable
measures available to prevent such from happening. Iron pipe isn't that
hard to do.

--
Bill

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