Use a pressure reducing valve and calcs would be in order.

Thank you,
Greg McGahan

Living Water Fire Protection, LLC
1160 McKenzie Road
Cantonment, FL 32533
850-937-1850
Fax: 850-937-1852

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Gregg Key
Sent: Wednesday, May 14, 2008 3:08 PM
To: [email protected]
Subject: Re: Pressure Regulating Valve

Maybe a pressure relief valve would work

Larrimer, Peter A wrote:
> I have a facility in North Carolina who is having pressure 
> fluctuations in the water supply such that their CPVC systems are 
> bursting due to overpressures.  They have recorded pressures that 
> easily exceed the 175lb limits of the systems.
> 
> What would the recommendations of the forum be to keep the pressures 
> down to a reasonable level?  (Pressure regulating valve?)
> 
> Will any hydraulics analysis be necessary when any device is installed 
> in the system?
> 
> Anyone in North Carolina want to contact me concerning this work?
> 
> Thanks in advance. 
> 
> Pete Larrimer
> VA
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