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  1. 357357

    Question about nfpa 13. Hvac metal workshop sprinkler system.

    Im designing a sprinler system for a hvac metal workshop, it will have some lockformer machines, a duct fabric line and a vulcan cut table. Ive read in nfpa 13 that a metal workshop should be classified as a occupancie Ordinary hazard 2, but i have the concern that the ceiling its pretty high...
  2. 357357

    Problem With Nfpa 14!!! What is THe criteria for selecting the class??

    Hi, i have a problem with the criteria for the selection of the system class?? In the norm it only says the different tipes of systems (Class 1, Class 2 or Class 3) but it doesnt say anything about wich one to use depending the hazard????? I hope some one could help me with this. Thanks

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