Fire Sprinkler Testing | Standpipe Guide
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Standpipe Guide

Key Resources

Standpipe PDF Guide

21 page guide for standpipes.

NFPA 14 Guide

Standard for the Installation of Standpipe and Hose Systems.

Information

Wet-automatic

  • Water supply valve automatically opens or system is always charged
  • Water in entire system
  • Has a water supply capable of supplying the system demand

Dry-automatic

  • Water valve automatically operated
  • Air in the system
  • Has a water supply capable of supplying the system demand

Dry semi-automatic

  • Water valve manually opened by an approved device
  • No water in the system
  • Has a water supply capable of supplying the system demand

Manual-dry

  • Atmospheric air in the system
  • Water supply must be provided by fire department pumpers

Manual-wet

  • Water in the system
  • Water supply must be provided by fire department pumpers
Class I
  • Used by fire departments and trained individuals
  • 2 1/2 inch hose
  • Capable of effective hose streams to fight a fire in its advanced stages
  • May be used for exposure protections
Class II
  • Used by building occupants
  • Hose size
  • Capable of effective hose streams to fight a fire in its early stages
  • Concerns – Delay in escape of occupants due to fighting the fire
Class III
  • Combine Class I and II
    • 1-1/2 inch hose
    • 2-1/2 inch outlet
  • Use either fire department or building occupants that are trained (See OSHA requirements)

Questions@nifsab.org

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