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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Brian,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Is listed!<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Pn 63 means 63 Bar
operating pressure.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>More interesting is the
cracking pressure which might be high.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Emile<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>

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face="Times New Roman"><span style='font-size:12.0pt'>

<hr size=2 width="100%" align=center tabindex=-1>

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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>Van:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Personal_Submersibles
[mailto:personal_submersibles-bounces@psubs.org] <b><span style='font-weight:
bold'>Namens </span></b>Brian Cox via Personal_Submersibles<br>
<b><span style='font-weight:bold'>Verzonden:</span></b> woensdag 14 januari
2015 18:11<br>
<b><span style='font-weight:bold'>Aan:</span></b> Personal Submersibles General
Discussion<br>
<b><span style='font-weight:bold'>Onderwerp:</span></b> Re: [PSUBS-MAILIST]
Snorkel</span></font><o:p></o:p></p>

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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I don't see where they list the pressure limit on it.<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>

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<p class=MsoNormal style='margin-bottom:12.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Brian<br>
<br>
--- personal_submersibles@psubs.org wrote:<br>
<br>
From: James Frankland via Personal_Submersibles
<personal_submersibles@psubs.org><br>
To: Personal Submersibles General Discussion
<personal_submersibles@psubs.org><br>
Subject: Re: [PSUBS-MAILIST] Snorkel<br>
Date: Wed, 14 Jan 2015 16:31:56 +0000<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>what about something like this?  I only just googled it
so would need research.  Don't quote me on it!<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><a
href="http://www.haitima.com.tw/valve/check-valve/check-valve-2026.htm">http://www.haitima.com.tw/valve/check-valve/check-valve-2026.htm</a><o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>On 14 January 2015 at 15:55, Brian Cox via
Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>
wrote:<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Is there an off the shelf over pressure valve that I can
get?<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>

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<p class=MsoNormal style='margin-bottom:12.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Brian<br>
<br>
--- <a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>
wrote:<br>
<br>
From: James Frankland via Personal_Submersibles <<a
href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br>
To: Personal Submersibles General Discussion <<a
href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br>
Subject: Re: [PSUBS-MAILIST] Snorkel<br>
Date: Wed, 14 Jan 2015 13:58:24 +0000<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Yes, my OP valve does not have enough holes.  I
have a job over the winter to add more or drill existing holes
bigger.  <o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>On 14 January 2015 at 13:04, <st1:PersonName
ProductID="Emile van Essen" w:st="on">Emile van Essen</st1:PersonName> via
Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>
wrote:<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Mark, All.<br>
<br>
Mind the area is big enough. The valve in the attachment is designed for a<br>
3000 Kg sub. But even then it is to small if you surface too quick in case<br>
of massive overpressure.<br>
Cracking pressure: 25-75 mBar.<br>
<br>
<br>
Best regards, Emile<br>
<br>
-----Oorspronkelijk bericht-----<br>
Van: Personal_Submersibles [mailto:<a
href="mailto:personal_submersibles-bounces@psubs.org">personal_submersibles-bounces@psubs.org</a>]<br>
Namens Mark via Personal_Submersibles<br>
Verzonden: dinsdag 13 januari 2015 13:12<br>
Aan: Personal Submersibles General Discussion<br>
Onderwerp: Re: [PSUBS-MAILIST] Snorkel<o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><br>
Since we are discussing over-pressure valves, can you recommend a make and<br>
model, or describe its specifications?<br>
<br>
Regards,<br>
<br>
Mark...<br>
<br>
Sent from iPhone.<br>
<br>
> On Jan 12, 2015, at 7:06 PM, Pete Niedermayr via Personal_Submersibles<br>
<<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>
wrote:<br>
><br>
> Scott, I see you have an overpressure valve in place of the snorkel .<br>
Whats that on the other side ?<br>
><br>
> Pete ?<br>
> --------------------------------------------<br>
> On Mon, 1/12/15, via Personal_Submersibles<br>
<<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>
wrote:<br>
><br>
> Subject: Re: [PSUBS-MAILIST] Snorkel<br>
> To: "Personal Submersibles General Discussion"<br>
<<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br>
> Date: Monday, January 12, 2015, 5:09 PM<br>
><br>
> I<br>
> would recommend a cabin overpressure valve instead. It is a<br>
> mushroom valve. You can see pics on my sub page. Alec<br>
> did the same thing.<br>
><br>
> Thanks,<br>
> Scott Waters<br>
><br>
><br>
> -------- Original<br>
> Message --------<br>
> Subject: [PSUBS-MAILIST] Snorkel<br>
> From: Pete Niedermayr via Personal_Submersibles<br>
> <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br>
> Date: Mon, January 12, 2015 3:58 pm<br>
> To: <a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br>
><br>
> I have a set of K 350 plans that I'm using as a<br>
> reference for my own design. I'm using the conning tower<br>
> plans pretty much as per. The question I do have is. Snorkel<br>
> or no snorkel ? On the one hand I can see how it would be<br>
> useful have. On the other hand no other design seems to have<br>
> one. What are your opinions? Snorkel or no snorkel?<br>
><br>
> Pete<br>
> _______________________________________________<br>
> Personal_Submersibles mailing list<br>
> <a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br>
> <a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br>
><br>
> -----Inline Attachment Follows-----<br>
><br>
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> Personal_Submersibles mailing list<br>
> <a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br>
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> <1399517720.jpg><br>
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_______________________________________________<br>
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