• Sprinkler heads are the key components of the fire fighting system
  • Heads must be suitable in design, performance, application and temperature for type of property it is protecting
  •  Standard heads are marked with SSU (standard sprinkler upright) or SSP (standard sprinkler pendent) on the deflector
  • Side wall heads may be pendent, upright, or horizontal
• The typical sprinkler head is activated by heat (temperature),
  • opens when a triggering action occurs,
  • a frangible bulb breaks (color indicates temperature setting),
  • a fusible link melts
  •  water flows when head is opened
  • water is manually shut off
  • once activated, head must be replace

Types of Sprinkler Heads

• Upright
• Pendant
• Sidewall
• Recessed heads

Frangible Bulb Head