It would be a lot easier if we could get a required flow and pressure at the pump discharge flange. Then it could be directly compared to the results of a pump test. We can get it manually but most people don’t go that far. Todd Williams
Fire Protection Design/Consulting Stonington, CT 860-608-4559 > > On Nov 20, 2025 at 1:53 PM, <Parsley Consulting (mailto:[email protected])> > wrote: > > > Permit me to echo what Tom Wellen said. > > Some calc programs out there show the -XX number, and some designers include > that value on the data plate, without considering what that negative number > really meant. > > More than once I've been tasked to do a revision of a sprinkler system to > upgrade from OH2 to an ESFR and the data on the design plate was very little > help at all. > > be aware! > Ken Wagoner, SET > Parsley Consulting > 3002 Younger Drive > Harrisonville, Missouri 64701-3909 > Phone: (760) 745-6181 > Visit the website > (https://linkprotect.cudasvc.com/url?a=http%3a%2f%2fwww.parsleyconsulting.com%2f&c=E,1,Y5zKJKPEh1mBEBqSR-VE9cUKl5y-eyP8BpvmE_5j9ZqW2eJbNphYzrCMBZ-2YuX6d-RRkHI4gQ1FV-cvOeCfRC58uZS9NiToZv2mx7909oCqLvCW_n5hDHeK&typo=1) > _________________________________________________________ SprinklerForum > mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to [email protected] >
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