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walterlewert
Air supply piping from and air compressor. I see that some air compressors are connected with stainless steel braided hose. Does this hose have to be listed for fire protection use? I can’t seem to locate any relevant information in NFPA 13. 
in Fire Protection Systems
etanrivermis
Hi, I'm working on a hangar project which is a Membrane-Covered Rigid-Steel-Frame-Structure Hangar. The hangar has a 6800 m2 fire area. With regard to fire protection system design as per NFPA 409-Chapter 9, I'll proceed with high-expansion foam system as specified in 9.14.7.5.    9.14.7.5.3 states the following "The application total discharge… (Show more)
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tmalanowicz
Hi, the topic is fire sprinkler system in a big aquapark. What about internal swimming pool with many plastic slides. I think above swimming pool sprinklers are needed to protect construction of building. What about density in this area? I cant imagine sprinkler under slides, there will be obstruction. What about it?   Best regards Joanna… (Show more)
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mook30419
The criteria I know are as follows   According to NFPA.13 chapter 17, ESFR protection provided with in rack sprinkler. Maximum ceiling/roof height is 45ft.   =============================================================================  Do you have the following criteria?   "no limits on building height with in-rack sprinklers."   Thank you… (Show more)
in Fire Protection Systems
jgolden-cwi
In Laser Tag Arenas, there are team Bases. Each project has different themes and therefore have different designs for Bases. Most Bases have an overhead element connected to 2-4 walls.   Question: What specific rules would these structures need to follow, in-order to NOT need a sprinkler under / inside the structure?
in Fire Protection Systems
chris.dean
Does this building require a suppression system?    Conditions:       Existing motel built in the late 1960s    Abandoned (4-6 years)      Under remodel (new drywall, plumbing, electrical, mechanical)     60 units    12,000 sq foot building      Fire resistive (cement block) construction     Two stories     Rooms exit to the parking lot… (Show more)
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sabduljawad
 Is it sufficient to install the normal lights connected to generator or we have to install emergency lights operated by batteries inside the hospital and which area required to installed emergency lights and which NFPA cover this matter 
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bjorns
Is it ok to use pendant sprinkles in an open ceiling configuration if the distance from the sprinkler deflector and the ceiling are within 12 in.  I have been told that only upright sprinklers are allowed in that situation.
in Fire Protection Systems
carla9xx
In the NFPA2001 standard, the definition for shall says it is a mandatory requirement. As far as I know, something is only mandatory if stated in Legislation, Regulations or Official Acts? Does this mean the parts that are "mandatory" are backed by regulations? if yes, which ones?
in Fire Protection Systems
afelix
Hey all,   I'm trying to figure out where in NFPA 72 could I find Fire Detection for a Diesel Generator. 
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