• How to prevent a standpipe hose connection from malicious opening?

    I have a NFPA 14 standpipe that I want to prevent from inadvertent/malicious opening of the hose connections. What suggestions do you have?  This is what I have been able to come up with: Put caps on with a spa...
    jzour
    last modified by jzour
  • Fire Detection System

    We want to install fire detection system in the area where HVAC system is already installed. In case, if we install the fire detection system on roof which is above 1.9 m from cool air supply duct the possibility of a...
    syed.bilal
    created by syed.bilal
  • What NFPA Code Number details fire suppression wet pipe flow direction and function labeling requirements?

    I am currently trying to repaint scaling and corroded pipe a large scale facility fire pump room with multiple pumps for redundancy purposes.  What code will I need to look at in order to find the system flow dir...
    bill.kapella@lmco.com
    last modified by bill.kapella@lmco.com
  • Vortex fixed Sprinkler system Nitrogen bottle Hydro requirements

    Need some clarification on what the hydrostatic retest requirements are for 3 rows of 2500 psi Nitrogen tanks installed in bank for water mist suppression system in an underground fuel vault (not buried, in conditione...
    jyeager
    last modified by jyeager
  • Parapet on the roof

    Hi Seniors !  Greetings      My question to you all is that we are under process of installation of fire protection system on our facility and as a part of those requirements we need to know...
    tahir_khanji
    created by tahir_khanji
  • Hi Is there anyone who had completed CFPS Exam from NFPA.How did you find online  training from the NFPA website. Need suggestions

    Fire alarm systems.  CFP.S
    fasi436
    last modified by fasi436
  • Fire hydrant private network

    Good day, can an underground fire hydrant private network be used as the test manifold for a fire pumps that has a flow meter instead of installing a testing manifold. There are 3 hydrants on the network whi...
    pothier.celine
    last modified by pothier.celine
  • Gravity Waste Chutes

    This question is in regards to NFPA 82 code section 5.2.6.1.4.  This code section requires that "In addition, a sprinkler shall be installed within the chute at alternate floor levels in buildings over two storie...
    mstossel
    last modified by mstossel
  • DIGITAL inspection for annual fire extinguisher maintenance (seeking AHJ opinions)

    Hello,   We are looking at ways to make the annual maintenance process easier for more people, especially those in remote or rural areas who may have a hard time getting a service company to come and check their...
    mjpeters
    last modified by mjpeters
  • Test Pressure of High Pressure CO2 system distribution pipes

    For the high pressure CO2 system, especially for the distrIbution pipe system. What is the pressure test requirement according to NFPA? What is the test pressure value and shall we do air pressure test or water pressu...
    603656408
    last modified by 603656408
  • Hollow shaft motor for vertical turbine jockey pump

    Do jockey pump also requires hollow shaft motor as per NFPA 20, clause no. 7.5.1.3 or those requirements are only applicable to main/Fire pumps?
    m-arunkumar
    last modified by m-arunkumar
  • Elevator Recall and flow switch

    Does Fire Sprinkler riser's water flow switch initiate elevator emergency recall? In NFPA 72 "Table A.14.6.2.4" Typical Input/Output Matrix" shows water flow switch on first or second floor initiate elevator emer...
    zara.mosavat
    created by zara.mosavat
  • Galvinized Pipe and Fittings

    I have a concerned issue with using galvanized steel pipe (ASTM A53) and malleable iron fittings in a combination water supply to domestic water systems and fire sprinkler systems.   Galvanized pipe and fittings ...
    wileywilson
    created by wileywilson
  • What is the life of fire extinguisher as per NFPA.

    What is the life of fire extinguisher as per NFPA
    naqash.kazmi
    last modified by naqash.kazmi
  • Portable Fire Pump Testing

    Hi, Does anyone know the relevant regulations for portable fire pump testing? Fixed Diesel and electric pumps are covered in Chapter 8 of NFPA25 but I can't seem to find anything on portable pumps Cheers.
    stephen.bellwood
    created by stephen.bellwood
  • When studying about the Topics that are in NFPA 70 like Conduit fill or Grounding Requirements.Do i need to know all the contents that NFPA 70 covers for the grounding or conduit Fill. OR I just need to know where they are present in NFPA Book

    Understanding NFPA 70 
    fasi436
    created by fasi436
  • Evaluation of Fire Pump Test Results

    #I would like to request your clarification for below standard as we have doubt to compare the pump test result which we recently done.   8.3.7.2.3 (2) Fire pump test results are no less than 95 percent of the fl...
    lapahamed
    last modified by lapahamed
  • Inspection and Testing of Sprinkler Pressure-Reducing Valves

    13.5.1 Inspection and Testing of Sprinkler Pressure-Reducing Valves 13.5.1.3 A partial flow test adequate to move the valve from its seat shall be conducted annually - How to perform the partial flow 13.5.1.2 A ful...
    lapahamed
    last modified by lapahamed
  • Hose Valves or Nonthreaded Connections in Hose Header Supply?? NFPA 20 2019

    Hi everyone! In the new edition of NFPA 20 (2019), Table 4.28 has a new column "Non-threaded connections" Is it necessary to add those connections to the hose connections? or I have to choose between them Thanks ...
    gustavocanizzo
    last modified by gustavocanizzo
  • Pressure sensor - NFPA 20

    Good day, I wanna limit the shutoff pressure of the firewater pump to a value equal to 105% of the rated head without installing a PCV on the discharge manifold. A supplier offered a pressure sensor to control the shu...
    fridhi.mohamed
    last modified by fridhi.mohamed