Same orifice, no. Limits on orifice, yes...in several places such as NFPA 13 (2019) Sections 9.4.4, Chapter 21, Chapter 25, Section 27.2.4.9.2, or word search 'factor'. Same response time per compartment, yes per Section 9.4.3.2.
Ryan L. Hinson, PE*, SET** \ Burns & McDonnell Senior Fire Protection Engineer O 612-900-3755 \ M 763-688-4045 \ F 952-229-2923 [email protected] \ burnsmcd.com 8201 Norman Center Drive, Suite 500 \ Minneapolis-St. Paul, MN 55437 *Registered in: LA, MD, MN, PA, TX, & UT **NICET IV - Water-Based Systems Layout -----Original Message----- From: Sprinklerforum <[email protected]> On Behalf Of Travis Mack via Sprinklerforum Sent: Monday, April 19, 2021 1:24 PM To: [email protected] Cc: [email protected] Subject: Same size orifice in a room I'm trying to locate the section in the standard about all sprinklers in a compartment to be same orifice. Can anyone help point me in that direction? My searching is not too productive today. Travis Mack, CFPS, CWBSP, RME-G, COC, SET Engineering Manager MFP Design 3356 E Vallejo Ct Gilbert, AZ 85298 480-505-9271 ext. 700 C: 480-272-2471 [email protected]<mailto:[email protected]> https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.mfpdesign.com%2F&data=04%7C01%7Crhinson%40burnsmcd.com%7C077a977a65d747acd46208d903606560%7Cbfbb9a2b6d994e78b3c795005d555c8b%7C0%7C1%7C637544534817746520%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=zKXUY1e6UZwbAE%2FM9412xtTqx5nroBDha%2BEpZlrBeqQ%3D&reserved=0<https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.mfpdesign.com%2F&data=04%7C01%7Crhinson%40burnsmcd.com%7C077a977a65d747acd46208d903606560%7Cbfbb9a2b6d994e78b3c795005d555c8b%7C0%7C1%7C637544534817746520%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=zKXUY1e6UZwbAE%2FM9412xtTqx5nroBDha%2BEpZlrBeqQ%3D&reserved=0> Send large files to us via: https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.hightail.com%2Fu%2FMFPDesign&data=04%7C01%7Crhinson%40burnsmcd.com%7C077a977a65d747acd46208d903606560%7Cbfbb9a2b6d994e78b3c795005d555c8b%7C0%7C1%7C637544534817746520%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=9DFr4qBFZqUDKsOyNpT8ei%2FlzbUppPrPWLVZMgxwnx8%3D&reserved=0<https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.hightail.com%2Fu%2FMFPDesign&data=04%7C01%7Crhinson%40burnsmcd.com%7C077a977a65d747acd46208d903606560%7Cbfbb9a2b6d994e78b3c795005d555c8b%7C0%7C1%7C637544534817746520%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=9DFr4qBFZqUDKsOyNpT8ei%2FlzbUppPrPWLVZMgxwnx8%3D&reserved=0> _______________________________________________ Sprinklerforum mailing list [email protected] https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Flists.firesprinkler.org%2Flistinfo.cgi%2Fsprinklerforum-firesprinkler.org&data=04%7C01%7Crhinson%40burnsmcd.com%7C077a977a65d747acd46208d903606560%7Cbfbb9a2b6d994e78b3c795005d555c8b%7C0%7C1%7C637544534817746520%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=PttA%2FDZOKTzSHbD123toZQY2ioYQsdFQnKOID0U9exc%3D&reserved=0 _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
