Thanks everyone for the feedback. I think we have the problem taken care of.
-----Original Message----- From: bcasterline <[email protected]> To: sprinklerforum <[email protected]> Sent: Wed, May 30, 2018 2:05 pm Subject: Re: Ceiling Grids and Flex Drops The last problem I had like this Richard was in Reno, 1979. A Corp of Engineers guy told me I couldn't use toggles in precast hollow core concrete panels because it wasn't metal lath and plaster. Since then though it seems like all the AHJs i deal with get smarter every year. Brad Quoting Richard Mote <[email protected]>: > I have a AHJ that is questioning the use of Flex Drops especially > the Victaulic ones. He says that they are so flexible that when a > sprinkler goes off the jet effect is going to lift the sprinkler up > through the ceiling. I told him that the drops are mechanically > attached to the ceiling grid and in order to lift up they would have > to lift the entire weight of the ceiling grid, ceiling tiles, the > lights and HVAC diffusers. His answer prove, it either by letter > from the manufacturer or from someone a lot higher up the food chain > than either he or I am. Or something specific in NFPA 13 that says > he is wrong. > > Richard Mote > Design Manager > [http://www.rowesprinkler.com/emailsig/Email_Sig_Logo.jpg] > W: 877.324.ROWE * F: 570.837.6335 > PO Box 407 * 7993 US Route 522, Suite 1 * Middleburg, PA 17842 > 505 A Cornerstone Court * Hillsborough, NC 27278 > RoweSprinkler.com * [email protected] _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
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