• Touchscreen in C1D2 location

    I have a touchscreen HMI display that I want to locate in a Class 1 Div 2 area. The display is not rated for the area so I plan to mount it in a purged and pressurized enclosure. The question is, is that good enough? ...
    last modified by thomas.black
  • Aerosol System

    1. which are the rooms can be use for Aerosol system as per NFPA ?     Regards Hazman
    last modified by hazmanmech
  • AUBE '20/SUPDET® 2020 call for papers issued

    A call for papers has been issued for AUBE ‘20/SUPDET 2020, a joint conference of the 17th International Conference on Automatic Fire Detection (AUBE ’20) and the Suppression, Detection and Signaling Resea...
    last modified by amandakimball
  • Camp Fire stories told from different viewpoints on the anniversary of the fire

      The Camp Fire, the most devastating California wildfire to date, which caused 5 injuries, 86 fatalities, the loss of 18,804 structures and 153,300 acres burned.  These losses, along with contami...
    created by faithberry
  • What does NFPA say regarding the installation of the automatic sprinkler system in an existing textile factory?

    A textile factory qualifies for the recommendation for the automatic sprinkler system as per NFPA. But since the hardware modifications are going to be rigorous, is there an alternate solution for this problem? Can we...
    last modified by saroosh.khan
  • Confined space rescue question

    Question about Confined Space Rescue.  What is the best practice or recommendation on wearing SCBA vs SAR during a Confined Space Rescue Incident.  When should you wear one vs the other?  What's the bre...
    created by rgrogean
  • Aerosol Plant Flame detector ?

    Can i use Flame detector for Aerosol plant according to NFPA 30B.
    last modified by abrar.b
  • i am going to active the deluge system with it and its inside

    i am going to active the deluge system with it and its inside  
    last modified by abrar.b
  • NEC 250.122(B)

    In regards to NEC 2014 250.122(B). [Conductors are based on THWN-2, 75 degree terminations and 86 degree F ambient temperature]:   Question/Condition 1: Engineer selects (1) run of (4) #350 KCMIL copper conducto...
    last modified by dmatern
  • SCBA Cylinder Size

    We are ordering new SCBAs and I am getting conflicting information of what size cylinders will be compliant with the next NFPA edition. Can someone please define the size/volume/pressure standards that will be complia...
    last modified by damills
  • Free webinar on “The Magnitude and Cost of Firefighter Injuries in the United States”

    "The Magnitude and Cost of Firefighter Injuries in the U.S." is an upcoming, free webinar that will present the results of work by NFPA and the Fire Protection Research Foundation on the extent, economic cost, and cau...
    last modified by amandakimball
  • Errata issued on NFPA 101 and NFPA 1851

    NFPA has issued the following errata on the 2018 edition of NFPA 101, Life Safety Code; and the 2020 edition of NFPA 1851, Standard on Selection, Care, and Maintenance of Protective Ensembles for Structural Fire ...
    last modified by debbiebaio

    ELECTRICAL ROOMS - FIRE RATING I'm looking for required fire ratings of Elec Rms in office bldgs, as well as other bldg types. What is the best manual to research: NFPA 101, NFPA 75, or other? Thanks, jksjim
    last modified by jsworks
  • A Better Understanding of NFPA 70E: Being Honest with Yourself about Electrical Safety Training

    Reply to this statement if you are capable of being truthful to yourself. I have always followed my electrical safety training. Unfortunately, for majority of us, the honest answer is no, I have not always f...
    last modified by ccoache
  • Gravity Waste Chutes

    This question is in regards to NFPA 82 code section  This code section requires that "In addition, a sprinkler shall be installed within the chute at alternate floor levels in buildings over two storie...
    last modified by mstossel
  • *Electrical Safety Concerns*

    I thought that I would open up a discussion where viewers of this thread could share what they perceive to be the greatest electrical safety concern that they encounter or perhaps the most frustrating electrical safet...
    Steve Benton
    last modified by Steve Benton
  • Dry System alternate use

    I've spent the morning looking for the the code I need, but haven't found it.  Can anyone point me to a section that clearly explains that dry systems shall not be kept charged (thereby making it a wet system) an...
    last modified by taylo2ae
  • Is this true

    I am a electrical student at EC Goodwin Technical High School in New Britain and I need some clarification on the 2017 code book Article 210.12 (A)(2) it sounds like we need a arc fault circuit breaker plus a arc faul...
    last modified by michaelspark18
  • More Than Three Times as Many Home Cooking Fires Occur on Thanksgiving Day: Prepare Accordingly to Make It a Festive, Fire-free Holiday!

      When I host Thanksgiving, it’s a whirlwind. I’ve got multiple dishes to prepare in a very short window of time; I want my house to look welcoming, festive, and clean; and at some point (usually abo...
    last modified by susanmckelvey
  • #101Wednesdays: Vertical opening protection in NFPA 101

    Protection of vertical openings is a subject about which we receive a fair number of questions here at NFPA. In general, floors need to provide a smoke-resistant barrier between stories in a building to prevent smoke ...
    last modified by gharrington