NFPA 13 2019 edition 9.4.3 - 9.4.3.6 handbook also has some comments FAQ 9.4.3.2
Chuck Bamford SET On Mon, Sep 26, 2022 at 9:43 AM Fpdcdesign <[email protected]> wrote: > I am working on to an addition to an existing system that has Tyco EC-11 > pendent sprinklers. According to the data sheet, these sprinklers may be QR > in some circumstances and SR in others. The addition I am working on will > be using standard coverage sprinklers. The space is open to the area with > the EC-11 sprinklers but separated by a deep soffit. The design of the > EC-11 is such that they are considered standard response by the listing. > The obvious question is QR or SR for the new sprinklers? I am assuming QR > because that is closer to the response time of the EC-11s despite the SR > listing, but I am being questioned on this. Thoughts? > > Todd G Williams, PE > Fire Protection Design/Consulting > Stonington, CT > 860-535-2080 (ofc) > 860-554-7054 (fax) > 860-608-4559 (cell) > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > [email protected]
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