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  • Users: mstrfenix
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  1. mstrfenix

    NFPA 13 - fuel-fired furnace in non-combustible space

    I wanted to ask you guys what the approved installation practice is for this scenario. I have a roughly 3,600^ft2 mezzanine built entirely with noncombustible materials inside a non-combustible building (steel columns, steel beams, z-purlins). The area above the mezzanine is not going to be used...
  2. mstrfenix

    NFPA 13R underground pressure testing

    I know that for a 13R sprinkler system the underground supply has to be pressure tested for 2 hours, however in the 2007 edition of NFPA 13R I can't find where it states that. In section 6.4.2 it talks about testing the aboveground piping, but omits the underground supply and I can't find it any...

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