fire sprinkler is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded. Fire sprinklers are extensively used worldwide, with over 40 million sprinkler heads fitted each year. In buildings protected by fire sprinklers, over 99% of fires were controlled by fire sprinklers alone.

A fire sprinkler system is an active fire protection measure, consisting of a water supply system, providing adequate pressure and flowrate to a water distribution piping system, onto which fire sprinklers are connected. Fire sprinkler systems is most commonly used in manufacturing and commercial industries.  It is important that organizations ensure that properties, assets and lives are well protected in the event of unforeseen circumstances, such as a fire.

It is essential to engage an experienced & professional installer to provide proper advices as complications will arise even with the slightest errors made in calculations, installations, or the designing of the fire sprinkler system.

Firetronics has good expertise in supplying fire sprinklers or installing fire sprinkler system for our clients. Our specialists will be able to provide a comprehensive consultation on the installation of fire sprinkler system, erection of a new building or A&A works – be it concealed or exposed.

Max. Ceiling TemperatureTemperature RatingTemperature ClassificationColor Code (with Fusible Link)Liquid Alcohol in Glass Bulb Color
100°F / 38°C135-170°F / 57-77°COrdinaryUncolored or BlackOrange (135°F / 57°C) or Red (155°F / 68°C)
150°F / 66°C175-225°F / 79-107°CIntermediateWhiteYellow (175°F / 79°C) or Green (200°F / 93°C)
225°F / 107°C250-300°F / 121-149°CHighBlueBlue
300°F / 149°C325-375°F / 163-191°CExtra highRedPurple
375°F / 191°C400-475°F / 204-246°CVery Extra high:GreenBlack
475°F / 246°C500-575°F / 260-302°CUltra HighOrangeBlack
625°F / 329°C650°F / 343°CUltra HighOrangeBlack

From Table NFPA13 2007 Edition indicates the maximum ceiling temperature, nominal operating temperature of the sprinkler, color of the bulb or link and the temperature classification.

Fire Sprinkler