Or at the very least build in the most restrictive (RPZ) backflow preventer loss into your calcs which will save you from having to redo and resubmit the hydraulics. John Drucker
-----Original Message----- From: Roland Huggins <[email protected]> Sender: [email protected] Date: Thu, 3 Apr 2014 12:04:30 To: <[email protected]> Reply-To: [email protected] Subject: Backflow Preventers It’s a water purveyor, plumbing code driven issue. As such, plan on always having to install one. Roland Huggins, PE - VP Engineering American Fire Sprinkler Assn. --- Fire Sprinklers Saves Lives Dallas, TX http://www.firesprinkler.org On Apr 3, 2014, at 8:19 AM, Cesar Lira <[email protected]> wrote: > Hi, everybody. > > Where can I use or where INEED to use a back flow preventer there is any > rule for that???.. > > Regards.. _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org CONFIDENTIAL AND PROPRIETARY: This email message is intended only for the use of the individual or entity to which it is addressed and may contain information that is privileged and confidential, nor is it, unless specifically stated, intended to be relied upon by any person or persons other than the individual or entity named above and no warranties or representations are made or intended to persons or entities not named above. If the reader is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please notify us immediately by telephone, return this message to the address above and delete all copies. Thank you. _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
