Types of Fire Sprinklers - Fire Sprinkler Testing
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Types of Fire Sprinklers


Wet Fire Sprinkler System


  1. OS&Y Gate Valve
  2. Swing Check Valve
  3. Alarm Check Valve
  4. 4″ Swing Check Valve
  5. Fire Department Siamese Connection
  6.  2″ Main Drain (test pipe)
  7. Vane Type Waterflow Alarm Switch
  8. Alarm Bell
  9. Pressure Gauge
  10. ½” Ball Drip

images courtesy of Jim Schifiliti

Dry Fire Sprinkler System

Pre-Action Fire Sprinkler System

Deluge Fire Sprinkler System

Residential 13R Fire Sprinkler System

Key Resources

Residential 13R Guide

This guide focuses on low-rise residential occupancies.

Residential 13D Fire Sprinkler System

Residential 13D Guide

This guide focuses on one- and two-family dwellings as well as manufactured homes.


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