UL-300 and what in the heck is it and why you need to properly maintain it.

For all of our restaurant customers here is a brief intro to UL-300 kitchen hood fire suppression systems.



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. Since that date, all restaurant fire suppression systems manufactured must comply with UL-300 in order to be listed.

How do I know if my kitchen fire suppression system meets with UL-300 requirements?

Indicators that show your system may be pre-UL-300 may include some of the following:

  • No UL-300 sticker or label on system cylinder(s)
  • System was installed before November 21, 1994
  • Dry Chemical, water or CO2 used as the suppressant agent
  • Nozzles are larger than 2” in diameter (dry chem nozzles are larger than 2”)
  • System uses a single nozzle to protect more than one appliance

How often should my kitchen suppression system be inspected?

Systems are required to be inspected semi-annually.

What are fusible links?

They are temperature sensitive fire protection devices designed…

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Posted in Kitchen Hood Suppression, Life Safety, Miscellaneous

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