Ok, So what would be the tell-tale difference? Craig L. Prahl Fire Protection Group Lead CH2MHILL Lockwood Greene 1500 International Drive Spartanburg, SC 29303 Direct - 864.599.4102 Fax - 864.599.8439 CH2MHILL Extension 74102 [email protected]
-----Original Message----- From: Sprinklerforum [mailto:[email protected]] On Behalf Of Johnson, Duane (NIH/OD/ORS) [C] Sent: Monday, June 30, 2014 9:12 AM To: '[email protected]' Subject: RE: Identification of preaction system types Nope. You have to look at the trim on the preaction valve. Duane Johnson, PE Program Manager Division of the Fire Marshal (Contractor) Office of Research Services National Institutes of Health 301-496-0487 "Protecting Science - One Sprinkler at a Time" -----Original Message----- From: [email protected] [mailto:[email protected]] Sent: Monday, June 30, 2014 9:09 AM To: [email protected] Subject: Identification of preaction system types Can you identify the type of preaction system installed just by looking at the system riser? I have a warehouse, unheated, Preaction system of unknown type. There are heat detectors at the roof deck and there is a small air compressor. That's all I've got to go on. I can make assumptions all day long, but no assumption is better than an incorrect assumption at this point. Craig L. Prahl Fire Protection Group Lead CH2MHILL Lockwood Greene 1500 International Drive Spartanburg, SC 29303 Direct - 864.599.4102 Fax - 864.599.8439 CH2MHILL Extension 74102 [email protected] _______________________________________________ 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
