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  • Users: hawker5
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  1. hawker5

    NFPA Standard for centrifugal fire pumps

    Hello, Does anyone know the NFPA standard for centrifugal fire pumps? I am not seeing it in the NFPA code. Thanks.
  2. hawker5

    Underground piping for sprinkler systems

    Does anyone know how deep underground piping (for sprinkler systems) should be when it passes under a building foundation? I am having difficulty finding this information in NFPA 13. Any help on this would be greatly appreciated. Thanks
  3. hawker5

    Logarithmic Scales

    Could someone please explain in simple short terms why a logarithmic scale would be used to plot a water flow test results? From a hydrant.

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