NFPA 25, as I recall, used to require same manufacturer but that was changed a few years ago to Same characteristics/ specs.
I only mentioned same manufacturer in the purpose of this thread, changing K Factor on obsolete recalled sprinklers. You would have to look in 25 for clarification. I do know that the replacement models that Tyco used in the replacement program were approved of by the federal government. On Jan 24, 2014 10:22 PM, "Brad Casterline" <bcasterl...@fsc-inc.com> wrote: > (Oops) I think I am correct accidentally- I took 'like for like' meaning > any manufacturer and being 5.?, 8.?, and 14.? > > > On Jan 24, 2014, at 9:16 PM, Brad Casterline <bcasterl...@fsc-inc.com> > wrote: > > > > You are welcome Steve and thanks Forest but I think I > > > >> On Jan 24, 2014, at 5:56 PM, Brad Casterline <bcasterl...@fsc-inc.com> > wrote: > >> > >> "Flex heads are acceptable, but if used, the flanges shall be 250 lb > rated". > >> > >>> On Jan 24, 2014, at 4:51 PM, "Mark A. Sornsin, P.E." < > masorn...@kfi-eng.com> wrote: > >>> > >>> "Make someone do the job they were paid to do." > >>> > >>> -Craig L. Prahl, CET > >>> > >>> > >>> But-but...Craig! The specs said "do it per code". They DID their > job.... right? And they also said "make sure the water supply is > adequate"; and "get the approval of the authorities"; and only use certain > types of copper pipe, etc.; and no extended coverage sprinklers, 'cuz > that's "untested technology"... What more needs to be done? > >>> Mark A. Sornsin, P.E. | Karges-Faulconbridge, Inc. | Fire Protection > Engineer | Fargo, ND | direct: 701.552.9905 | mobile: 701.371.5759 | > http://www.kfiengineers.com > >>> _______________________________________________ > >>> Sprinklerforum mailing list > >>> Sprinklerforum@lists.firesprinkler.org > >>> > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > >> _______________________________________________ > >> Sprinklerforum mailing list > >> Sprinklerforum@lists.firesprinkler.org > >> > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
