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h group occupancy

  1. T

    Occupancy Determination: H-2 or H-3, Closed v. Open System

    Hi All Trying to make a determination on the building occupancy of structural metal painting facility. The differentiation between H-2 and H3 includes descriptions of either a closed or open system. I want to assume the system being used is closed (seems pretty closed to me) but I wondered if I...
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