My question is: Are QR uprights listed to be used in those areas or does it have to be a CCS sprinkler?
Troy -----Original Message----- From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On Behalf Of Tom Wellen via Sprinklerforum Sent: January 11, 2022 3:56 PM To: sprinklerforum@lists.firesprinkler.org Cc: Tom Wellen <tgwel...@gmail.com>; Trillium Fire Sprinkler Design INC <trilliumf...@cwisp.ca> Subject: Re: COMBUSTIBLE CONCEALED SPACE Troy, No. NFPA 13, 2019 edition in 9.3.2 is specific that sprinklers are listed for horizontal combustible concealed spaces. Specifically listed to provide protection..... On Tue, Jan 11, 2022 at 2:40 PM Trillium Fire Sprinkler Design INC via Sprinklerforum <sprinklerforum@lists.firesprinkler.org> wrote: > Can someone confirm that it is not mandatory to use CCS sprinklers in > a space 36" or less? > > > > I know it allows for larger spacing, but code wise. I don't believe > they are a must and the space can be protected with QR uprights. > > > > Regards > > > > Troy S > > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > -- Tom Wellen - May '91 Senior Fire Protection Consultant Fire Engineering & Consulting, LLC (972) 355-2159 fireeac.com <http://fireeac.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
