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UL 668

10th Edition, April 28, 2004

Complete Document

UL Standard for Safety Hose Valves for Fire-Protection Service

Includes all amendments and changes through Revision Page(s) , July 12, 2016

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Product Details:

  • Revision: 10th Edition, April 28, 2004
  • Published Date: July 12, 2016
  • Status: Active, Most Current
  • Document Language: English
  • Published By: UL (UL)
  • Page Count: 29
  • ANSI Approved: Yes
  • DoD Adopted: No

Description / Abstract:

These requirements cover angle-pattern and straightway-pattern hose valves intended for use on standpipes, fire pumps, and hydrants supplying water for fire protection service.

Requirements for the installation of hose valves include the Standards of the National Fire Protection Association for the Installation of Sprinkler Systems, NFPA 13; for Standpipe, Private Hydrants, and Hose Systems, NFPA 14; for Installation of Stationary Fire Pumps for Fire Protection, NFPA 20; and for Installation of Private Fire Service Mains and Their Appurtenances, NFPA 24.