Hello We have one jurisdiction here that has amended the code so that the only thing we are allowed to use "outside" is stainless steel: Hangers, Rod, Nuts, Washers, Drop in Anchors, Coach Rod Screws, Riser CLamps or whatever it is outside....
Monday, April 13, 2009, 10:32:37 AM, you wrote: > The sprinklers are in surprisingly good condition. The property is only 5 to > 7 years old. The existing > rod is zinc plated and the existing rings are the standard galvanized swivel > type rings. I explained > the NFPA ferrous material requirement to the customer and have recommended > installing all new > stainless rod and rings. > > *Venting time* > However as it goes with most HOAs someone on the board is king of the world > and "knows" every thing > about everything. They inevitably know someone who knows someone who did it > this way or that way. The > professional recommendations mean nothing. With that being said, I am simply > a lowly sprinkler guy > who knows no one who did it that way. So I figured I'd ask instead of making > up crap in the absence of > facts that I may unaware of. (I'll stop now). > *End Ranting* > > Thanks Todd, I don't believe I have ever come across this "specifically > approved" non metal hanger > material either. If someone has, please let me know. > > > > Thanks, > Mark E. Eckard S.E.T. > Fort Myers, Florida 33913 > Office: 239-693-8722 > Fax: 239-693-8792 > Cell: 828-851-0080 > [email protected] > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On > Behalf Of Todd Williams > Sent: Monday, April 13, 2009 9:55 AM > To: [email protected] > Subject: Re: Non-Corrosive Hangers? > > NFPA 13 requires that all hangers be ferrous (contains iron, the > primary component of steel), unless specifically approved. I do not > know of a non-metallic hanger rod. Stainless would be the best > option. You might be able to use regular plated rod if you coated it > with spray galvanize in place, but I would have to do more research. > BTW, how are the sprinklers? Are they coated? > > > > At 09:42 AM 4/13/2009, you wrote: >>Non-Corrosive Hangers? Does any one know of an accepted and/or >>approved method of hanging >>(re-hanging) fire sprinkler pipe. I am working with a customer to >>replace all parking garage >>sprinkler pipe hangers. The property is at the beach. The salty >>humid air has caused all of the >>existing painted (zinc plated) all-thread hanger rods to corrode. I >>have suggested stainless. The >>customer asked if there is some type of non-metal rod. If any one >>has any information or methods of >>accomplishing a long lasting hanger assembly you input would be appreciated. >> >> >> >>Thank You, >> >>Mark E. Eckard S.E.T. >>Office: 239-693-8722 >>Fax: 239-693-8792 >>Cell: 828-851-0080 >>[email protected] >> >> >> >> >> >>This e-mail transmission contains information that is intended to be >>confidential and privileged. If you receive this e-mail and you are >>not a named addressee you are hereby notified that you are not >>authorized to read, print, retain, copy or disseminate this >>communication without the consent of the sender and that doing so is >>prohibited and may be unlawful. Please reply to the message >>immediately by informing the sender that the message was >>misdirected. After replying, please delete and otherwise erase it >>and any attachments from your computer system. Your assistance in >>correcting this error is appreciated. >>_______________________________________________ >>Sprinklerforum mailing list >>http://lists.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 > http://lists.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) > This e-mail transmission contains information that is intended to be > confidential and > privileged. If you receive this e-mail and you are not a named addressee you > are hereby > notified that you are not authorized to read, print, retain, copy or > disseminate this > communication without the consent of the sender and that doing so is > prohibited and may > be unlawful. Please reply to the message immediately by informing the sender > that the > message was misdirected. After replying, please delete and otherwise erase > it and any > attachments from your computer system. Your assistance in correcting this > error is appreciated. > _______________________________________________ > Sprinklerforum mailing list > http://lists.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) -- Best regards, Charles Thurston Coastal Fire Protection Coastal mailto:[email protected] _______________________________________________ Sprinklerforum mailing list http://lists.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)
