Hello IPA, I for one have never put 200 on the backflow, I will not either.
Thursday, May 29, 2008, 6:03:25 PM, you wrote: > I've got this question posed to me: > Backflow preventor is rated at 175 (as are most of the fire sprinkler > components) yet we are required to do a 200 psi test. Is the keyword here > "working pressure" of 175 psi or am I missing something? > thx, > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > To Unsubscribe, send an email to:[EMAIL PROTECTED] > (Put the word unsubscribe in the subject field) -- Best regards, Charles Thurston mailto:[EMAIL PROTECTED] Coastal Fire Protection _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
