It’s been in the standards since the 2002 edition. Concealed combustible spaces with slope not exceeding 2:12 and <36" clear (paraphrasing) require specially listed sprinklers.
So yes, they have been required in those spaces for more than 20 years. Travis Mack, SET M.E.P.CAD | 181 N. Arroyo Grande Blvd. #105 I Henderson, NV 89074 www.mepcad.com<http://www.mepcad.com/> | m: 480.547.9348 AutoSPRINK | AutoSPRINK FAB | AutoSPRINK RVT | AlarmCAD Book appointment time in my calendar https://calendly.com/t_mack_mepcad ________________________________ From: Brian Harris <[email protected]> Sent: Wednesday, May 22, 2024 5:36:38 AM To: [email protected] <[email protected]> Subject: [Sprinklerforum] Interstitial Heads Is there a benefit, and or requirement, to use Interstitial heads instead of a plane jane 5.6k upright in those spaces? Thank you, Brian Harris, CET BVS Systems Inc. bvssystemsinc.com<http://bvssystemsinc.com/> Phone: 704.896.9989 Fax: 704.896.1935
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