Matt - fully understand the position you have. To answer your initial question specifically, I have heard of *no* push to change NFPA 13 with regard to piping material.
Thanks, John John August Denhardt, PE *Vice President, Engineering and Technical Services* *American Fire Sprinkler Association* m: p: 301-343-1457 214-349-5965 ext 121 w: firesprinkler.org <https://www.facebook.com/firesprinkler.org/> <https://twitter.com/afsa/status/1039528345367732224> <https://www.linkedin.com/company/american-fire-sprinkler-association-afsa-/> <https://www.instagram.com/firesprinklerorg/> *Our members are at the heart of everything we do.* *Expand your design department in 2021!* AFSA is taking its popular two-week Beginning Fire Sprinkler System Planning School on the road. From San Diego to Tampa Bay and stops in between, our technical experts will teach the basics of system layout based on the 2019 edition of NFPA 13. Space is limited. Enroll today at https://www.firesprinkler.org/schools. On Wed, Jan 20, 2021 at 5:03 PM Matt Grise via Sprinklerforum < [email protected]> wrote: > There is no doubt that thicker pipe lasts longer. > > However, when the owner of a warehouse specifies schedule 7 piping for the > sprinkler system in a hard bid, the installing contractor will be using > schedule 7. > > Matt > > -----Original Message----- > From: Lucas Kirn <[email protected]> > Sent: Wednesday, January 20, 2021 3:34 PM > To: Matt Grise <[email protected]>; [email protected] > Subject: RE: schedule 7 pipe? > > Matt, > > Having seen many cases of failed sch. 7 pipe over the past 10+ years I > would tell anyone willing to listen to stay far, far away from it. Pipe > schedule is the most basic form of corrosion/leak protection. The thinner > the pipe, the shorter the lifespan. > > I have also seen several instances where a GC or property owner came back > and tried to sue the installing sprinkler contractor because the system > started leaking after less than 10 years - through no fault of the > contractor. In my opinion installing an inferior product exposes your > company to more liability. > > Lucas Kirn, PE > > Engineered Corrosion Solutions > (314) 415-1387 | > https://linkprotect.cudasvc.com/url?a=http%3a%2f%2fecscorrosion.com&c=E,1,xpOWPXSiPcfMjrQXW0481anSuS-LAdKXY8Csy9gBfPzMFPZQ61fHBTnx1JPCTU5vcUquYUcmx0Hs_Eg8_66rAgyi9fc2BhzVgD_0ACnhMOXX6-GkecLttgY,&typo=1 > > -----Original Message----- > From: Matt Grise <[email protected]> > Sent: Wednesday, January 20, 2021 9:58 AM > To: [email protected] > Subject: schedule 7 pipe? > > Has there been any push/interest in allowing unlisted (standard ASTM A53) > schedule 7 steel pipe to be allowed by code in place of the listed "flow" > piping options? > > Matt > > > _______________________________________________ > 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
