I like Matt's advice. Tyco may have information from original test series. Sometimes some of conditions are to meet extreme distance or a minimum available pressure.
While I'd repeat that Tyco's comments would apply to this particular project only, could you post? Best Bruce > On Mar 29, 2016, at 06:41, Matt Grise <[email protected]> wrote: > > I would call tyco's technical hotline. > > Matt Grisé PE*, LEED AP, NICET II > Sales Engineer > Alliance Fire Protection > 130 w 9th Ave. > North Kansas City, MO 64116 > > *Licensed in KS & MO > > 913.888.0647 ph > 913.888.0618 f > 913.526.7443 cell > www. AFPsprink.com > > > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Brian Harris > Sent: Tuesday, March 29, 2016 8:40 AM > To: [email protected] > Subject: RE: Tyco Attic Heads > > "bounce..." > > Brian Harris, CET > BVS Systems Inc. > bvssytemsinc.com > > -----Original Message----- > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Brian Harris > Sent: Tuesday, March 29, 2016 8:23 AM > To: [email protected] > Subject: Tyco Attic Heads > > Working on a project that we've installed Tyco attic heads and the GC has now > gone in and added roughly several inches of spray on insulation. When I say > roughly I mean roughly, the depth varies from 6" to 12" with no consistency > what so ever. I've told them that most of the piping will have to be lowered > to stay within the required clearances but I also think the insulation needs > to be "shaved" to a smooth consistent finish, obviously that didn't go over > so well. Since attic heads are considered extended coverage I think it's safe > to assume they need to be installed per the requirements of NFPA as well, > under a smooth flat surface. Am I missing something? > > Brian Harris, CET > BVS Systems Inc. > Sprinkler Division > bvssystemsinc.com<http://bvssystemsinc.com/> > Phone: 704.896.9989 > Fax: 704.896.1935 > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
