my guess in the case of a city water main the fire truck pumper provides the pressure and the hydrant pressure is sufficient so, the flow test will show there is enough volume to handle inside and outside flow
-----Original Message----- From: Brian Harris <[email protected]> To: sprinklerforum <[email protected]> Sent: Thu, Jan 9, 2014 1:44 pm Subject: Hose Stream PSI Quick question- I may have too much time on my hands today but I guess I never really noticed that no additional PSI is added (required) for the additional gpm for outside hose stream, why is that? Brian Harris, CET BVS Systems Inc. Sprinkler Division 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 _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
