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I'm design a terminal OH2 and height of sprinkler head in one part of grid is up to 9.7 m! How can I proceed? May be to upgrade at HH1?
in Fire Protection Systems
Dear all. I am confused about miscellaneous storage in NFPA 13:2019. For example: For OH2, article 4.3.4 states that I can have "stockpiles of moderate to high combustibility that do not exeed 12ft". It does not give any further restriction about eg. area of stockpiles. From this I conclude that, as long as the combustibility is not "very high",… (Show more)
in Fire Protection Systems
BUENAS NOCHES, en que articulo de NFPA 70 u otro se indica el tipo de material (metalico / no metalico / otro) para los tubos portacables de alarma y deteccion de un sistema contra incendios ?
in Fire Protection Systems
Hello everyone, I would like to ask your opinion pertaining to the requirements of the minimum required distance of pipe supports from the discharge nozzle of a Clean agent system particular to FM200. I check with the deferent manufacturer design manual and I found that only the spacing distance between supports was provided but not the minimum… (Show more)
in Fire Protection Systems
Dear Sir or Madam,   We have question about NFPA 2001. Refer to NFPA 2001 (edition 2018) (As attached) for "Fittings shall have a minimum rate working pressure equal to or greater than the minimum design working pressure specified in, for the clean agent being used, or otherwise listed or approved. "For systems that… (Show more)
in Fire Protection Systems
Dear all ,    Sub : Foam sprinkler system Design:    one of my ongoing project , Foam water sprinkler system is required to protect the generator area of 675 square meter . as per NFPA 16 ,Design area shall be 465 square meter. if protection area of the generator is more than 465 square meter , shall i consider 2 system separately for generator… (Show more)
in Fire Protection Systems
In NYC the Code Reference is NFPA 20-2007 for Fire Pump Acceptance. As per sec requires 150% of rated capacity of the pump. This is normally done at a test connection at the ground level. I witness a test that did not have the ground test connection. The flow was measured at the roof . The pump ran at 100% capacity at the highest level.… (Show more)
in Fire Protection Systems
Click to view contentWe built a new hotel and connected it to the existing hotel. The new hotel has its own fire pump and distribution line. The existing hotel has standard response sprinklers.   Can we adopt 9.4.3 (5) and install standard response to the new hotel?       Big thanks for your input.
in Fire Protection Systems
Dear NFPA members I have following question on NFPA-55-   As per Table 6.2.1 Design and Number of Control Areas, it indicates that it is only allowed to have 4 Control Areas per floor per building.  In case of single story buildings with large area, does that still limit the total number of control areas to 4 , or is there a way to address this… (Show more)
in Fire Protection Systems
Click to view contentAll The new buildings in USA requires 10 years non-replaceable smoke alarm?   
in Fire Protection Systems
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