EC and regular sprinklers can be used together. We mix standard sprinklers and extended coverage sidewalls all of the time. What you need to make sure is that the response times (QR vs. standard response) are the same. From a personal standpoint, I like to make sure that the thread sizes of the EC and standard heads are different. This eliminates confusion on which goes where.
At 08:55 PM 8/31/2009, you wrote: >Is it ok to have a mix of EC and standard heads in a space? Say you are >laying out a space that for purposes of discussion are mostly 20x20 bays. >Using an EC at 20x20 throw means one per bay. Now off to the side, we have >smaller areas, say 14x14 in size. Can I spec a standard head of max throw >of 15x15 or should I continue using EC heads in these smaller spaces? > >thanks, > >Richard >_______________________________________________ >Sprinklerforum mailing list >[email protected] >http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > >For Technical Assistance, send an email to: [email protected] > >To Unsubscribe, send an email to:[email protected] >(Put the word unsubscribe in the subject field) Todd G. Williams, PE Fire Protection Design/Consulting Stonington, Connecticut www.fpdc.com 860.535.2080 _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
