Consider the Size of the Room. For a room of average dimension, a 5-lb fire extinguisher may be sufficient. For larger commercial spaces and warehouses where a fire has more room to spread, a larger 10-lb model may be necessary.
Class A and B extinguishers are rated for the size of fire they can put out. For Class A fires, this rating is expressed as a number from 1-40. For Class B fires, it is expressed as a number from 1-640. The higher the numbers, the larger the fire that can be extinguished. Higher numbers will generally be found on larger extinguishers. Potential Fire Risks
Guide to Fire Extinguisher Sizes, Types, & Ratings
Fire Extinguisher Sizes. The size of a fire extinguisher indicates the amount of extinguishing agent it holds and is most often measured in pounds. Sizes can range from as small as 2.5 lb. to as large as 350 lb. While the largest extinguishers will come with built-in wheels to make transportation manageable, size is always important to consider.
Understanding Fire Extinguisher Sizes. You can determine the firefighting capabilities of a fire extinguisher by reading its label. For instance, if you’re looking for an ABC multi-purpose fire extinguisher—the most common type in use today—you might see 2A:10B:C on the label. This is a standard 5-lb extinguisher appropriate for use in most ordinary commercial settings, but …
People Also Ask how to size commercial fire extinguishers
What size fire extinguisher do I need for my business?
What size fire extinguisher does my business need?Fire Risks: Be aware of the unique hazards within your operation. …Room Size and Materials: The size of a room and how it’s organized are important as well. …Employee Ability: A fire extinguisher is only as effective as the individual controlling it, so be sure that your employees can handle the one that you choose. …
How big should my fire extinguisher be?
You can recognize the different classes of extinguisher by the signage on the device:Class A features an A in a triangleClass B is in a squareClass C is in a circleClass D is in a five-pointed star shape. …OSHA & NFPA – What Are The Rules? …How to Mount Fire ExtinguishersBe ADA CompliantExtinguisher Basics from OSHAFire Extinguisher Use
What are the different sizes of fire extinguishers?
Class A flames are caused by wood, cloth, or paper.Class B flames are caused by liquids and gases.Class C flames are caused by energized electrical sources.
What size is a 2a10bc fire extinguisher?
These numbers are a UL/ULC rating that indicates the amount of firefighting capacity with the square feet covered for the type of fire. Therefore a 2A: 10 BC extinguisher means 2.5 gallons of water (firefighting capacity) for 10 square feet covered for a BC Type fire.
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Work Shop Fire Extinguisher – Choosing the CORRECT ONE and Size? Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher