Provide FM200;Inergen;refer to NFPA  2001 and 76.

Mario Berrios
[email protected]




-----Original Message-----
From: Russell & Carol Gregory <[email protected]>
To: sprinklerforum <[email protected]>
Sent: Sat, Aug 29, 2015 12:04 am
Subject: RE: Clean room sprinklers


The basic answer is that it should be protected. We try to control a fire
at
its earliest stage of development.
It is unreasonable to wait until an ESFR
head at the roof operates when this
room and its contents will probably have
been destroyed. The water damage
may be excessive.
The smoke will have spread
around and coated stored material in adjacent
racks.

Equate cost to install
against damage caused. 

There are a number of unknowns;
Value of room and
contents?
Type of goods stored in adjacent racks?
Is room moved regularly as
you said it was portable or is it temporary?
Can it be sited adjacent to a wall
or end of rack so a dropper can be run
down to the 2 - 4 sprinklers
needed?

Cheers,
Russell Gregory
Christchurch, New Zealand 


-----Original Message-----
From: Sprinklerforum
[mailto:[email protected]]
On Behalf Of Dewayne
Martinez
Sent: Saturday, 29 August 2015 8:10 a.m.
To:
[email protected]
Subject: Clean room sprinklers

We
have a building with a ESFR sprinkler system installed that the owner
has
decided to install a portable clean room in.  The room itself has
plastic
sheeting for walls  and the ceiling is composed of air vents and
acrylic
panels.  No storage of combustibles is allowed inside and they use it
to
check LED panels for defects.  The room is about 12X20.  Is there
any
exception in NFPA 13 that would allow the omission of sprinklers from
the
room?  It just seems silly to require sprinklers in the room when you
have
30ft rack storage next to it protected by the ESFR
system.

Thanks,

Dewayne
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