Unless you find ANYTHING in NFPA 13 supporting such an arrangement and countering the definition (yes that is a weak place to rely on for not doing something but it is quite explicit), I'd go beyond calling it a bad idea and say you would be installing a non-conforming system.
Roland On May 20, 2010, at 8:54 AM, Daniel Merkle wrote: > I completely agree that it sounds like a bad idea and will do > everything that I can to talk the owner out of it. However, I am > just trying to figure out if this would even be allowed per code. If > the owner persists, I will walk away. > > Daniel L. Merkle, CET > NICET # 118915 > Automatic Sprinkler System Layout, Level III > "COLONIAL" Fire Protection Systems Inc. > 937 Linden Ave. W. > E. Rochester, N.Y. 14445 > Office-(585) 381-7362 > Fax-(585) 381-8263 > E-mail - [email protected] > > > > > ________________________________ > From: Todd Williams <[email protected]> > To: [email protected] > Sent: Thu, May 20, 2010 11:48:19 AM > Subject: Re: Ant-Freeze Systems > > The definition of anti-freeze systems in NFPA 13 > specifically references it feeding from a wet > system. Also, is a sprinkler activates, it dump > anti-freeze, then air and finally water. I don't > know haw antifreeze would impact water delivery time. Sounds like a > bad idea. > > > > At 11:40 AM 5/20/2010, you wrote: >> He would like to a line off the dry system to feed the anti-freeze. >> >> Daniel L. Merkle, CET >> NICET # 118915 >> Automatic Sprinkler System Layout, Level III >> "COLONIAL" Fire Protection Systems Inc. >> 937 Linden Ave. W. >> E. Rochester, N.Y. 14445 >> Office-(585) 381-7362 >> Fax-(585) 381-8263 >> E-mail - [email protected] >> >> >> >> >> ________________________________ >> From: Matt Grise <[email protected]> >> To: "[email protected]" <[email protected] >> > >> Sent: Thu, May 20, 2010 11:16:11 AM >> Subject: RE: Ant-Freeze Systems >> >> So he wants to remove the dry pipe valve and >> replace it with an anti-freeze bfp and expansion >> tank? Or does he want to take a line off of the >> dry system to feed the anti-freeze system (keeping the dry system >> in place)? >> >> Matt Grisé PE*, LEED AP >> Sales Engineer >> Alliance Fire Protection >> *Licensed in KS & MO >> >> 913.888.0647 ph >> 913.888.0618 f >> 913.927.0222 cell >> www. AFPsprink.com >> >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of >> Daniel Merkle >> Sent: Thursday, May 20, 2010 10:05 AM >> To: [email protected] >> Subject: Ant-Freeze Systems >> >> Based on the 2002 version of NFPA-13 is there >> anything that restricts an anti-freeze system >> from being piped off of a dry system? I have an >> owner of a building with a relatively small >> attic that has a dry system in place that was >> not installed properly and he would like to make >> this portion of his attic an anti-freeze system >> instead of correcting the pitch of the pipes, >> etc. Part of the reason for this is that the >> existing dry system has dry pendents and if the >> pitch is corrected he would be looking at >> replacing a lot of them. (BTW this is not my >> idea. He got this idea from an engineer/friend of his.) >> >> Daniel L. Merkle, CET >> NICET # 118915 >> Automatic Sprinkler System Layout, Level III >> "COLONIAL" Fire Protection Systems Inc. >> 937 Linden Ave. W. >> E. Rochester, N.Y. 14445 >> Office-(585) 381-7362 >> Fax-(585) 381-8263 >> E-mail - [email protected] >> >> >> >> >> _______________________________________________ >> 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) >> _______________________________________________ >> 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) >> >> >> >> >> _______________________________________________ >> 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, CT > 860.535.2080 > www.fpdc.com > > _______________________________________________ > 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) > > > > > _______________________________________________ > 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) > _______________________________________________ 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)
