In years past staggered spacing was required in extra hazard applications. At that time you only had 1/2 (5.6K) and 3/4" (8.0K) sprinklers. You may also find some 3/4" pipe used on old pipe schedule systems. Mike Brown
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Dewayne Martinez Sent: Wednesday, March 12, 2008 3:25 PM To: sprinklerforum@firesprinkler.org Subject: Pipe scheduled systems - head stagger I have a retrofit of a system put in in 1963 where the heads on the branch lines are staggered. What was the reasoning for this back then? Thanks, Dewayne _______________________________________________ Sprinklerforum mailing list Sprinklerforum@firesprinkler.org http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list Sprinklerforum@firesprinkler.org http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
