Install a 212 degree ESFR under the unit heater and 212's where you need the higher degree or
just use all 212's. Mike > Date: Thu, 27 Feb 2014 11:23:18 -0700 > From: [email protected] > To: [email protected] > Subject: Re: ESFR sprinklers > > Thanks, Brad & Ron. I thought moving the heater may be the only answer. > Though how you can do that with a 10'x10' ESFR spacing beats me. > Tony > > ----- Original Message ----- > From: [email protected] > To: [email protected] > Sent: Thursday, February 27, 2014 6:55:11 AM > Subject: RE: ESFR sprinklers > > There is really no reason to use 165's, we use only 212's. I'm not aware of > any 286F ESFR's but I haven't really look for them either. AFSA has great > sprinkler head chart on their web site. And George was right, usually the > unit heaters have to be moved because of the spacing limitations of ESFR's. > It takes a lot of coordination early on in the project to prevent > obstructions. We have the best results when we're on board before the > structural design is completed. > Ron F > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Tony > Silva > Sent: Wednesday, February 26, 2014 11:51 PM > To: [email protected] > Subject: ESFR sprinklers > > Using k=25.2 ESFR sprinklers at the ceiling in a storage application > calculating 12 heads as per NFPA 13, > > (1) Can the heads be 165 deg.F or must they be 212 deg.F? (assuming no heat > sources) > (2) If there is a heat source, such as a unit heater, are there ESFR heads > rated for 286 deg.F? I see only 165 & 212. > > Thanks, > > Tony > _______________________________________________ > 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
