The Brits are playing around with mist for houses, and there's a whacko on the SFPE LinkedIn site that has a product that' supposed to everything you need, like live through the vent, by ventilating the fire.
On Mon, Feb 3, 2014 at 10:54 AM, Brad Casterline <[email protected]>wrote: > My Bad, Mike! > > jgamble do you have anything definitive you could mail me off Forum? I > found > a bit of info-- might be old; what I saw was still in the questionable > phase. > > Has anyone designed a Circulating Closed-Loop System per NFPA 13?. We > cannot > use them where the temp is less than 40F, but maintaining 40F in some > spaces > a few months a year combined with clean wet sprinklers might be a 3rd > option > (for residential) to AF and DRY. > > Brad > > -----Original Message----- > From: Mike Cabral [mailto:[email protected]] > Sent: Monday, February 03, 2014 11:10 AM > To: [email protected] > Cc: [email protected] > Subject: Re: Calcium Chloride Loops? > > I was referring to the mfg. of the CPVC. Sorry for the confusion. > > Mike C > > Sent from my iPhone > > > On Feb 2, 2014, at 9:47 PM, Brad Casterline <[email protected]> > wrote: > > > > Reality! I don't think there is a specific manufacturer because if there > were they would have been Sponsoring a lot of tests the last few years. > This > is the stuff used on roads in Winter- it seems to dislike evergreen trees > though. There is a bit more info I think if we search the archives for > "Calcium Chloride antifreeze protection". We have just GOT to find a 3rd > alternative to AF and DRY for residential, in my view. > > > >> On Feb 2, 2014, at 9:19 PM, Mike Cabral <[email protected]> > wrote: > >> > >> Don't know about compatibility with CPVC that would need to be checked > out with the manufacture. However, you still need to screw the head into a > fitting and then there is the seal on the sprinkler head. In my view this > is > a non starter. > >> > >> Mike > >> > >> Sent from my iPhone > >> > >>> On Feb 2, 2014, at 7:20 PM, Brad Casterline <[email protected]> > wrote: > >>> > >>> Thanks again by the way Mike . And from experience in New Zealand it > was > pointed out that it can wreak havoc (corrosion) on steel/iron. And Ron G > questioned the MSDS (but the Navy eats it up, and 22 to zip Seahawks at the > half?) > >>> The point is good luck and fortune getting 'regular' antifreeze U.L. > Listed now... > >>> > >>>> On Feb 2, 2014, at 6:15 PM, Brad Casterline <[email protected]> > wrote: > >>>> > >>>> Ya Mike this is one of the good responses I mentioned and the main > drawback I have brooded over- we can put rovers on Mars but we can't keep > NaCl2 in pipe? How about CPVC? > >>>> > >>>>> On Feb 2, 2014, at 5:56 PM, Mike Cabral <[email protected]> > wrote: > >>>>> > >>>>> As I recall Calcium Chloride is very hard to contain. It will weep > out > of perfect threaded connection, packing glands etc. Very slippery stuff. > >>>>> > >>>>> Mike C > >>>>> > >>>>> Sent from my iPhone > >>>>> > >>>>>> On Feb 2, 2014, at 12:19 PM, Brad Casterline > <[email protected]> wrote: > >>>>>> > >>>>>> In Sep 2010 I posted 'Calcium Chloride Loops'? > >>>>>> Somewhere along the line the thread got renamed, but there was some > good responses exposing the drawbacks to it replacing combustible > antifreeze > first. > >>>>>> My (lack of) money is on overcoming these drawbacks beating any U.L. > Listed alcohol based fluid to market-- for residential anyway. > >>>>>> I imagine 1) no city tap hence no tapping fee or BFP, 2) freeze > protection to -40F, 3) small Gallon high PSI pressure tanks hence K=2.8, 4) > limit the heat release rate of the most challenging residential fire to 1.6 > MW , meaning the wet stuff is on the red stuff at about 10 seconds for a > small room and maybe twice that for a big room. > >>>>>> If I were a maker of auto sprinkler system things (Residential > Department) this is the direction I would be looking. > >>>>>> > >>>>>> Brad > >>>>>> _______________________________________________ > >>>>>> 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 > >> _______________________________________________ > >> 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 > -- Ron Greenman Instructor Fire Protection Engineering Technology Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 98405 [email protected] http://www.bates.ctc.edu/fireprotection/ 253.680.7346 253.576.9700 (cell) Member: ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) A problem well stated is a problem half solved. -Charles F. Kettering, inventor and engineer (1876-1958) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
