Tough to tell without the plan but I have seen major pick-ups with minor changes Todd G Williams, PE Fire Protection Design/Consulting Stonington, CT 860-535-2080 (ofc) 860-553-3553 (fax) 860-608-4559 (cell)
> > On Jan 30, 2018 at 8:25 AM, <Brian Harris > (mailto:[email protected])> wrote: > > > > > > I have a calculation for a dry system that is currently -2.945 psi (-19.8%) > over the curve. My most demanding head is one of (2) heads on a 1” arm-over, > if I change the section of pipe (7’-6” long) that feeds this head to 1-1/4” > my calc changes to +24.168 psi (136.8%) under the curve. Seems fishy to me, > thoughts? > > > > > > > > Brian Harris, CET > > > > BVS Systems Inc. > > > > Design Manager > > > > bvssystemsinc.com (http://bvssystemsinc.com/) > > > > Phone: 704.896.9989 > > > > Fax: 704.896.1935 > > > > > > > _______________________________________________ Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >
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