Kitchen System FAQ

Who should service and maintain special hazard fire suppression systems?

  • Maintenance and servicing of special hazard fire suppression systems should be performed by a licensed and insured special hazard fire suppression servicing company with Factory trained and Certified Service Technicians..

How often should my systems be inspected?

  • Semi-Annually

What is a fusible link?

  • Fusible links are temperature sensitive fire protection devices designed to be part of a fire protection system. The Fire Suppression System is activated when the ambient temperature increases to the point that causes the fusible link to break apart.

How often do fusible links need to be replaced?

  • Semi-Annually

What is UL-300?

  • UL-300 is the Standard for the Testing of Fire Extinguishing Systems for Protection of Restaurant Cooking Areas, effective since November 21, 1994. All new restaurant cooking area fire protection systems manufactured after the effective date must comply with UL-300 for a UL listing.

How do I know if my Kitchen Exhaust Hood System meets UL-300 Standards?

Obvious Indicators that your kitchen exhaust hood system does not meet UL-300 would include:

  • No UL-300 label on the system’s cylinder(s)
  • Installed prior to 11/21/1994
  • Dry chemical extinguishing media
  • Dry chemical discharge nozzles – large size- 2” diameter heads
  • System uses water spray or CO2 to protect appliances
  • System uses a single nozzle to protect multiple appliances or multiple cooking surfaces

What is UL?

  • Underwriters Laboratories Inc. (UL) is an independent, not for profit product safety testing and certification organization. UL has tested products for public safety since its founding in 1894.