Steve,
It was still in there in the 89 edition. I think it changed in 91 but I can't lay my hands on mine. There are only 1 & 2 in 96 Cliff Whitfield, SET President Fire Design, Inc. 940 Summerbrooke Dr Tallahassee, FL 32312 Ph: 828-284-4772 From: Steve Leyton <[email protected]> Sent: Monday, September 11, 2023 2:54 PM To: [email protected] Subject: [Sprinklerforum] Last OH 3 edition Any of y'all know when OH2 and OH3 collapsed into just OH2 at .20 density? Steve Leyton, President T | 619.255.8964 x 102 | <http://www.protectiondesign.com/> www.protectiondesign.com 2851 Camino Del Rio South | Suite 210 | San Diego, CA 92108 Fire Protection System Design | Consulting | Planning | Training -- This email has been checked for viruses by Avast antivirus software. www.avast.com
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