Year to date made – Fire Extinguisher. The numbers you might see accompanying the letter class of a fire extinguisher refer to the extinguishers size rating for class A and B fires. Other classes don’t have such …
The letters stand for the class of fire the extinguisher can be used against: The numbers indicate how much of the fire can be put out by the fire extinguisher. Every number before the A means it is as effective as 1 ¼ gallons of water. For example, 2A means the fire extinguisher is as effective as 2 ½ gallons of water, and so on.
5. What do the numbers and letters mean on a fire …
The typical home fire extinguisher available at the home center is marked with a series of numbers and letters to indicate what type and how large of a fire the extinguisher can be used on. The letters indicate the type material the extinguisher can be used on; A for combustible solids (paper, wood and trash), B for combustible liquids …
The numbers indicate the size rating of each extinguishing agent. Here’s how it works: The Class A size rating represents the water equivalency. Each number represents 1 ¼ gallons of water. For instance, 2A means the extinguisher is just as effective as 2 ½ gallons of water. 4A is equivalent to 5 gallons of water.
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What do the numbers on a fire extinguisher mean?
The numbers you might see accompanying the letter class of a fire extinguisher refer to the extinguishers size rating for class A and B fires. Other classes don’t have such a rating. For class A fires, the number corresponds to its effectiveness relative to 1 ¼ gallons of water.
Are You fighting a fire with the wrong type of extinguisher?
Trying to fight a fire with the wrong type of extinguisher can be futile — or worse — dangerous. To distinguish between types of extinguishers, a handy alphanumeric system has been created.
How do I choose the right fire extinguisher for my business?
The effectiveness is detailed on the nameplate based on the specific combustible metal for which the extinguisher is recommended. Let Guardian Fire Protection assist you in selecting code-compliant fire extinguishers for your business. We can advise particular types and sizes based on your building’s square footage and fire risks.
What does 2A mean on a fire extinguisher?
The Class A size rating represents the water equivalency. Each number represents 1 ¼ gallons of water. For instance, 2A means the extinguisher is just as effective as 2 ½ gallons of water. 4A is equivalent to 5 gallons of water.
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TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher