That is why starting in 2007 or 2010 I believe, a pressure relief valve was required on all new wet system. The committee at that time was trying to get all air out of the systems.
John Sprinklers Save > On Jul 14, 2015, at 4:18 PM, Brad Casterline <[email protected]> wrote: > > Thanks Jim. > I won't quote the numbers of the case we recently heard about-- the > sprinklers were way up there, under a metal deck, non-conditioned space, hot > day, no pressure relief-- but I was pretty astounded at the increase in > pressure above normal city static. > Brad > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of James McHugh > Sent: Tuesday, July 14, 2015 2:34 PM > To: [email protected] > Subject: RE: Air Venting in NFPA 13 (2016) > > Brad, > Very good point. > Jim McHugh > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Brad Casterline > Sent: Tuesday, July 14, 2015 2:26 PM > To: [email protected] > Subject: RE: Air Venting in NFPA 13 (2016) > > Thanks Peter. > > I just wanted to say that if contractor's start venting practices on > existing systems, through remote Insp. Test. Conn., aux. drains, ect, for > piping in areas subject to high ambient temperature, it would be a good idea > to make sure there is a 1/2" pressure relief valve. The 'air cushion idea' > is not a myth!! > > Brad > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Pete Schwab > Sent: Tuesday, July 14, 2015 12:44 PM > To: [email protected] > Subject: RE: Air Venting in NFPA 13 (2016) > > It should be in the 2016 edition unless someone successfully appeals to the > Standards Council and they overturn the floor action (highly unlikely) > > Peter Schwab > VP of Purchasing and Engineering technologies > > Wayne Automatic Fire Sprinklers Inc. > 222 Capitol Court > Ocoee, Fl 34761 > > Mobile: (407) 468-8248 > Direct: (407) 877-5570 > Fax: (407) 656-8026 > > www.waynefire.com > > > > > > > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Brad Casterline > Sent: Tuesday, July 14, 2015 11:04 AM > To: [email protected] > Subject: Air Venting in NFPA 13 (2016) > > Am I understanding correctly that air venting will be required 13-2016? > > > > There was a motion to NOT require it, but that motion failed, right? > > > > thanks, > > > > Brad Casterline, NICET IV > > Fire Protection Division > > > > FSC, Inc. > > P: 913-722-3473 > > [email protected] > > www.fsc-inc.com > > > > Engineering Solutions for the Built Environment > > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
