nkler.org>
Subject: Re: FM and Concealed Sprinklers
I still don’t see why you’d need a variance, real world example, my apologies
for not being brand agnostic but for this exercise its hard to avoid but I
think most brands have similar offerings:
Reliable G5-56 with G4 plate, UL listed Quick
1, 2016 1:14 PM
To: sprinklerforum@lists.firesprinkler.org
Subject: Re: [EXTERNAL] RE: FM and Concealed Sprinklers
And "quick response" is just a listing classification that could have been
called yellow and standard response elephant. If you meet the criterion for
yellow you get listed as yellow.
t;
> *From:* Sprinklerforum [mailto:sprinklerforum-bounces@lists.firesprinkler.
> org] *On Behalf Of *Brad Casterline
> *Sent:* Tuesday, October 11, 2016 11:12 AM
> *To:* sprinklerforum@lists.firesprinkler.org
> *Subject:* RE: [EXTERNAL] RE: FM and Concealed Sprinklers
>
>
>
> A Qui
t they say when you put garbage into the model.
Pete
From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On
Behalf Of Brad Casterline
Sent: Tuesday, October 11, 2016 11:12 AM
To: sprinklerforum@lists.firesprinkler.org
Subject: RE: [EXTERNAL] RE: FM and Concealed Sprinkler
-boun...@lists.firesprinkler.org]
On Behalf Of Larrimer, Peter A
Sent: Tuesday, October 11, 2016 9:18 AM
To: sprinklerforum@lists.firesprinkler.org
Subject: RE: [EXTERNAL] RE: FM and Concealed Sprinklers
I can't say I know what you are using for your model, nor how you model
RTI's for concealed
[mailto:sprinklerforum-boun...@lists.firesprinkler.org] On
Behalf Of Brad Casterline
Sent: Saturday, October 08, 2016 11:44 AM
To: sprinklerforum@lists.firesprinkler.org
Subject: [EXTERNAL] RE: FM and Concealed Sprinklers
You're welcome Scott.
And Pete-- I'll be a monkey's uncle if concealers
<bcasterli...@gmail.com>
> *Sent:* Saturday, October 08, 2016 12:09 PM
> *To:* sprinklerforum@lists.firesprinkler.org
> *Subject:* Re: FM and Concealed Sprinklers
>
>
> If you glue them right Ron, as I'm sure you know, racoons neither stay
> silent nor squeal-- they sort of t
for those heads.
Now about those racoons, did you use UL listed glue?
From: Brad Casterline
Sent: Saturday, October 08, 2016 12:09 PM
To: sprinklerforum@lists.firesprinkler.org
Subject: Re: FM and Concealed Sprinklers
If you glue them right Ron, as I'm sure you know, racoons neither stay silent
nor
Listed Quick Response Fire Sprinkler is a listed quick
>> response fire sprinkler.
>>
>>
>>
>> As for insurance companies and what they want well ask them, so long as
>> it meets the applicable code its code compliant.
>>
>>
>>
>> Joh
r 7, 2016 1:34 PM
> *To:* sprinklerforum@lists.firesprinkler.org
> *Subject:* Re: FM and Concealed Sprinklers
>
>
>
> I don't think what the value of the rule is, or how it's determined or any
> other thing than what's required is germane to the discussion. If the AHJ
> want
t:* Friday, October 07, 2016 8:00 AM
*To:* sprinklerforum@lists.firesprinkler.org
*Subject:* [EXTERNAL] RE: FM and Concealed Sprinklers
>From a code compliance standpoint Underwriters Laboratories is one of appx
22 Nationally Recognized Testing Laboratories (NRTL). Interestingly UL
@lists.firesprinkler.org
Subject: Re: FM and Concealed Sprinklers
I don't think what the value of the rule is, or how it's determined or any
other thing than what's required is germane to the discussion. If the AHJ wants
squealing raccoons glued to the ceiling and FM wants quiet ones you have
>
>
>
> PS. By the way Todd, my bet is that it isn’t a tie especially if a
> concealed sprinkler is involved. My guess is that, in an open room, a
> standard response pendent sprinkler will operate faster than a quick
> response concealed sprinkler.
>
>
>
>
[mailto:sprinklerforum-boun...@lists.firesprinkler.org] On
Behalf Of Larrimer, Peter A
Sent: Friday, October 07, 2016 3:55 PM
To: sprinklerforum@lists.firesprinkler.org
Subject: RE: FM and Concealed Sprinklers
Interesting topic.
In my humble opinion, the UL 199 tests to qualify concealed sprinklers
: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On
Behalf Of John Drucker
Sent: Friday, October 07, 2016 8:00 AM
To: sprinklerforum@lists.firesprinkler.org
Subject: [EXTERNAL] RE: FM and Concealed Sprinklers
From a code compliance standpoint Underwriters Laboratories is one of appx
...@redbanknj.org<mailto:jdruc...@redbanknj.org>
From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On
Behalf Of Morey, Mike
Sent: Thursday, October 06, 2016 9:24 PM
To: sprinklerforum@lists.firesprinkler.org
Subject: Re: FM and Concealed Sprinklers
I still don’t s
Correct Mike. In that case no variance would be needed as both criteria are
met.
Nice catch.
Travis Mack, SET
MFP Design, LLC
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Sent from
I still don’t see why you’d need a variance, real world example, my apologies
for not being brand agnostic but for this exercise its hard to avoid but I
think most brands have similar offerings:
Reliable G5-56 with G4 plate, UL listed Quick response, FM listed Standard
response. FM does not
Your argument is a moot point. It is about FM approval. FM does not
have approval for those sprinklers.
You have to get a variance from the FM reviewer. Then you may be
battling an AHJ that says they don't recognize FM and you have to follow
NFPA 13 criteria. These are real world
Which activates quicker, in an LH, ~10' ceiling, 225 s.f. spacing:
200F QR, or,
155F SR?
SURVEY SAID!
it's a tie.
I.O.W., I.M.H.O., (opinion being entire weekends spent jacking with it bcoz
i been divorced for 16 years and the kids are grown and on their own)
activation is more about ceiling
The problem with FM allowing something like SE where NFPA requires QR is
that the AHJ may require compliance to NFPA. You then playing to two
masters and which one will give. Probably FM but you have to get approval
and ad was earlier stated your best served by getting it in writing.
On
If you look at data sheet 2-0, FM doesn’t require QR heads in HC-1, 2 or 3 if
you use k5.6 standard coverage heads at least. And last I looked there are a
number of QR concealed heads that are FM approved, only as standard response.
Since your AHJ presumably uses NFPA/UL, they’re QR heads,
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