Thanks that’s what I thought, the way it reads makes it seem like the only way to avoid the 8 sprinklers is if the area is an unsprinklered combustible concealed space that meets the requirements of 11.2.3.1.5.2.
From: Brett Peters [mailto:br...@proudline.ca] Sent: Friday, December 2, 2022 2:08 PM To: Discussion list on issues relating to automatic fire sprinklers <sprinklerforum@lists.firesprinkler.org> Subject: [Sprinklerforum] Re: Residential Sprinklers If the space above is an unprotected combustible space then it's 8, if the space is protected (sprinklered or fire rated or full of insulation........) then it's 4 Thanks Brett Peters General Manager Installation & Design Proudline Fire Protection Services Ltd. br...@proudline.ca<mailto:br...@proudline.ca> 780 490 7602 office ext 202 780 490 7605 fax 780 777 0568 cell 780 718 2676 24h Visit us at www.proudline.ca<http://www.proudline.ca/> Proudline now offers ULc listed monitoring services, please contact m...@proudline.ca<mailto:m...@proudline.ca> for more information [https://ci3.googleusercontent.com/mail-sig/AIorK4wRo6r0eNDUWx8YR-4XJLvwcnouQn_xEZH_HIb4jDbepWtON2RWC-ekzvZHKtncFOQqPcNQfzM] [https://ci3.googleusercontent.com/mail-sig/AIorK4yJVI287VPLDWiW9maE2Np3U4CdszCY9deeyaLl8DM90wlBd7pnuOZV9U-swv-7gWN_24py6vo] [https://ci3.googleusercontent.com/mail-sig/AIorK4wlGmqj6Ja06DKOIMLPvEE8B2W8fT_TPPA3w-4JfqygLq9n77ECSni09YLIVICXJYzWo4Z0PjU] [https://ci3.googleusercontent.com/mail-sig/AIorK4zEgPbs279KVEfWIpIiWNLel8zAlcloW9dNXGLTaE1cMz88CRkmg17fju5BQB_iIzhWK20DUL8] [https://ci3.googleusercontent.com/mail-sig/AIorK4z7J0kfmSGA8jKvDK0pTqW3KQlc5v-tYcWosmy5W7pdok462Gzu_9Ft7UK9oJUWDT1DzhQ4hUU] [https://ci3.googleusercontent.com/mail-sig/AIorK4wTVHoTZxkppBoWSCTFnGLgGTq0apivi8sNvWPyBsloO0mmy8ZYu4Ax854jo7ihTMFyeYeOceg] [https://ci3.googleusercontent.com/mail-sig/AIorK4xwBWEOX5v9mpza4Jqf9lOKSwThBNvyIO7Rl-Cxo7NRiV7p70C0f1biwbh44Y-iIA5GcmD1MCo] [https://ci3.googleusercontent.com/mail-sig/AIorK4yPfO1HdtbQPYiKlYE38cwc88ABhX7xN1nh0fCK5LjFXjKplJggk3Xn6_XypmtMWyADKR7ZRGk] On Fri, Dec 2, 2022 at 11:58 AM Bobby Welch <bobby.we...@koorsen.com<mailto:bobby.we...@koorsen.com>> wrote: How many residential sprinkler heads are required to calculate when working on a 5 story apartment that is designed per NFPA 13 2016.? 11.3.1.1 states that the for adjacent sprinklers that produce the greatest hydraulic demand, but 11.3.1.2 states 8 sprinkler heads. If there is a combustible concealed space between each floor that is protecting with COIN interstitial sprinklers are 4 residential sprinkler required or 8? Bobby Welch | Sprinkler Systems Designer KOORSEN FIRE & SECURITY 3577 Concorde Rd, Vandalia, OH 45377 P 937.641.8403 | Ext. 0318 | M 937.594.8457 bobby.we...@koorsen.com<mailto:bobby.we...@koorsen.com> | www.koorsen.com<http://www.koorsen.com> 24x7x365 Service: 937.660.7050 | servic...@koorsen.com<mailto:servic...@koorsen.com> _________________________________________________________ SprinklerForum mailing list: https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org To unsubscribe send an email to sprinklerforum-le...@lists.firesprinkler.org<mailto:sprinklerforum-le...@lists.firesprinkler.org>
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