Baffle or elevation change of at least 2’-0 On Tue, Aug 9, 2022 at 11:51 AM <[email protected]> wrote:
> Can I assume that this elevation change would serve the same purpose as a > draft curtain or would one still be needed? > > Bruce > > > > *From:* Brett Peters <[email protected]> > *Sent:* Tuesday, August 9, 2022 1:33 PM > *To:* Discussion list on issues relating to automatic fire sprinklers < > [email protected]> > *Subject:* [Sprinklerforum] Re: ESFR Question > > > > NFPA 13 12.3 - elevation change of at least 2'-0 and above an aisle with a > minimum of 2'-0 of clearance to each side of the center of the aisle. > > > > Thanks > > > > Brett Peters > > General Manager Installation & Design > > Proudline Fire Protection Services Ltd. > > [email protected] > > 780 490 7602 office ext 202 > > 780 490 7605 fax > > 780 777 0568 cell > > 780 718 2676 24h > > Visit us at www.proudline.ca > > > > Proudline now offers ULc listed monitoring services, please contact > [email protected] for more information > > > > > > > > [image: Image removed by sender.] [image: Image removed by sender.] [image: > Image removed by sender.] [image: Image removed by sender.] [image: Image > removed by sender.] [image: Image removed by sender.] [image: Image > removed by sender.] [image: Image removed by sender.] > > > > > > On Tue, Aug 9, 2022 at 11:12 AM <[email protected]> wrote: > > We have a building where there is a roof height that changes elevation by > 10’-0”. > > The higher roof will have ESFR protection. The lower roof will be ordinary > hazard. > > I would like to utilize extended coverage sprinkler heads at the lower > roof on a spacing of 20’-0” x 20’-0” > > This spacing voids the QR rating of the extended coverage sprinkler. > > I thought that there was something in the code that I cannot find where it > talks of change in roof height. > > So my question is would the change in roof height serve at a draft curtain > between the 2 systems. > > > > Bruce Hermanson > > President TSFP Holdings Inc. > > (734) 454-1350 > > > > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > [email protected] > > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > [email protected] -- Thank You Brett Peters PFPS Ltd (780) 777 0568 Sent From My iPhone
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