- 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
