• Fire Pump Pressure Settings

    Dears, Kindly Help me to get Proper settings Based on my Below values I want to Know the Jockey Pump start and Stop Setting, Electric Pump start, diesel Pump start.   1500GPM Electric and Desiel Pump 50 GPM Jo...
    last modified by ferozkhanmech17
  • Can Class 2 standpipes and fire hose be utilized for clean-up and other industrial functions or must they be maintained exclusively for firefighting?

    I am working in a setting where industry wants to utilize clean-up hose for firefighting.  If it meets the size and flow requirements of a Class 2 standpipe and hose system, I advise that fire hose must be inspec...
    last modified by kkunze333

    I am designing sprinkler system. In the ceiling there are lots of beams creating obstruction for normal upright sprinkler. Beam depths are large enough that we cannot install the sprinklers below the beams.  Bea...
    last modified by abdulrafay80
  • Fire Pump Sequence Of Operations for Multiple Pumps

    In one of my project we have a requirement of 2500 gpm fire water flow. Instead of providing one 2500 gpm electrical pump and one 2500 gpm diesel pump we have provided 2 x 1250 gpm electrical pump and 2 x 1250 gpm die...
    last modified by abdulrafay80
  • Fire pump inlet strainer for Lagoons

    . Hi, At present we have two 500,000 gallon open lagoons for fire sprinkler water. At present we have drained down these for cleaning and inspection. One of the reservoirs has 2 bulbous 12" strainers at the suction ...
    last modified by michael.p.cole
  • No Test Header and/or “Booster Pumps”.

    Hi there,      This is a two scenario question.  1. In an existing building with no fire pump test header, is it permissible to use Standpipe /  2 1/2” Fire Hose Cabinet valves to cond...
    last modified by bikerben
  • Deluge valve internal inspection for 60M or 5 year frequency

    #Deluge valve internal inspection for 60M or 5 year frequency   NFPA 25H 2017 Internal inspection of valves that can be reset without removal of a faceplate shall be permitted to be conducted every ...
    last modified by lapahamed
  • Fire Protection system design

    Greetings all,  What's the hands-down best one-stop-shop software for the design of fire protection systems and why your choice?
    last modified by kirthandreregis
  • Less Efficiency Fire Pump in when it run with 150%

    I have tested my ul listed diesel fire pump which is rated at 100% flow :pressure 152 psi  and at 150% flow: pressure 135 psi.  But during my testing i got 152 psi when it run with 100% flow. But at 150%, th...
    Md Kamrul Hasan Chowdhury
    last modified by Md Kamrul Hasan Chowdhury
  • Why Juki Pump no need listed for Fire Protection System in Pump Room?

    Electrical pump shall be listed and Diesel pump shall be listed. But why Juki pump no need to be listed. And NFPA need Juki pump is 1 % of leakage or 1 % of fire pump or minimum sprinkler Gpm 
    Md Kamrul Hasan Chowdhury
    last modified by Md Kamrul Hasan Chowdhury
  • Sizing Portable Fire Extuingsher

    Hi, I would like to get some help : which code used to sizing portable fire extuingsher VS to area of room to be protected.   thank you
    last modified by nfpaunilev
  • Technical Background of the fire pump test

    Hi, I'm looking for the technical background of the annul test condition of the fire pumps. Especially, Why do I need to do the fire pump test under 150% of the rated capacity flow. If someone has the information ab...
    last modified by j.k.park
  • Rules for different brand sprinkler heads in same space?

      Thoughts on a tenant space change, contractor wants to use a comparable head but a different manufacturer.  I've heard many opinions but never found anything in writing? 
    last modified by cevrard
  • Fire Sprinkler System at ICE CREAM Factory

    Hi, I have been working for design of fire sprinkler system for ICE cream factory. It consist of (1) Installation at packing hall where the temperature of packing hall is 15degC. (2) Installation at Cold Stora...
    last modified by nfpaunilev
  • Can a building owner remove a fire pump?

    I have a building owner that has a 38 year old fire pump that only supplied two standpipes in a 4 story apartment building. It did not supply sprinklers. About 10 years ago we removed the hoses and appliances in the b...
    last modified by m69421
  • Necesito una Bomba hidraulica para Prueba Hidrostatica de Red Contra Incendio (red de Hidrante), alguna marca o modelo Listada????

    Que bombas listadas hay???Fire Protection Systems
    last modified by parce@suatrans.pe
  • NFPA 25 - Annual Fire water pump test- Acceptance criteria

    In NFPA 25 , regarding Fire water pump Annual Performance test, one of the acceptance criteria is specified as  pump performance shall be within 95% of the initial unadjusted field test curve. If the initial fiel...
  • Common Water Supply network

    Hello Sir/Madam,   We have a project where common water network is feeding to hydrant and portable water. This network is connected to the single fire water tank and suction manifold for portable water and fire ...
    last modified by amanfec
  • All The new buildings in USA requires 10 years non-replaceable smoke alarm?

    All The new buildings in USA requires 10 years non-replaceable smoke alarm?   
    last modified by ankasales3
  • Fire Hydrant Piping Leak

    we have recently commissioned our fire network consisting of fire hydrants and sprinklers. During the commissioning of fire pumps, it was found that pressure is dropping in the fire hydrant underground piping network ...
    last modified by ananthars90