Every fire extinguisher has an alphanumeric rating that tells you what types of fires it can extinguish as well as the size of fire it can put out. For example, 2A means the fire extinguisher is as effective as 2 ½ gallons of water, and so on.
A fire extinguisher that is rated 2A:10 BC means it has a fire fighting capacity equivalent to: 2.5 Gallons of Water and 10 Square Feet for a BC Type Fire. 1 . How much does a 20 lb fire extinguisher weight?
What Do the Numbers Mean On a Fire Extinguisher?
For instance, 2A means the extinguisher is just as effective as 2 ½ gallons of water. 4A is equivalent to 5 gallons of water. The Class B size rating indicates the square footage the extinguisher can cover. 20B means that as long as you sweep the nozzle side to side, there is enough extinguishing agent inside the canister to provide 20 square feet of coverage.
In this case, fires containing wood, plastic, paper, gas, and oil, as well as electrical fires. For the A-rating, the number indicates the water equivalency of the powder in the extinguisher. In our example above, the 4 represents 5 gallons. A 2 on the label would indicate an equivalent of 2.5 gallons of water.
People Also Ask what does a 2a fire extinguisher mean
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.
What do the letters mean on a fire extinguisher?
Fire Extinguisher Number Ratings In addition to letter classification, each extinguisher has a number rating. For example, if you look at the UL inspection label, you might see the Classification: 4-A; 80B; C. The letters (A, B, and C) indicate which fires this extinguisher can handle.
What does class a mean on a fire extinguisher?
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.
What does 4A 20B C mean on a fire extinguisher?
You might come across a fire extinguisher labeled 4A:20B:C. The numbers indicate the size rating of each extinguishing agent. Here’s how it works: The Class A size rating represents the water equivalency.
People Also Searches what does a 2a fire extinguisher mean
| type 2a fire extinguisher |
| 2a fire extinguisher size |
| 2a fire extinguisher rating |
| 2a rated fire extinguisher |
| 1a vs 2a fire extinguisher |
| 2a 10bc rated fire extinguisher |
| what is a 2a10bc fire extinguisher |
| 2a 20 bc fire extinguisher |
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