• FM Approvals 1920
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FM Approvals 1920

  • Pipe Coupling and Fitting for Aboveground Fire Protection Systems
  • standard by FM Approvals, 11/01/2007
  • Publisher: FM Approvals

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This standard states Approval criteria for threaded, grooved, welded, flanged, specialized and plain end pipe joining methods and the associated fittings for use in aboverground automatic fire protection systems

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