How Many Fire Extinguishers Are Required In A Business Premises

Fire extinguishers are an essential and very crucial necessity in every business premises or commercial building across the country. The National Fire Protection Association and your state’s Fire Department state the rules and regulations you must follow.

The laws and restrictions may be a bit too many. Nevertheless, it assures that all business premises in every state are sticking to sufficient fire safety and protection strategies and being safe!

Now, if you are thinking about how many fire extinguishers your business premises need, there are many concerns to keep in mind. This article states all the facts and figures to keep in mind, along with how many fire extinguishers you require on business premises.

Answered: how many fire extinguishers are required in a business premises

Every business needs to have a plan in place for how it will respond to a fire. This plan should include how many fire extinguishers are necessary on business premises.

There is no one correct answer to this question, as the number of extinguishers on business premises will depend on the size and type of business and the specific needs we discussed before.

The typical code for fire extinguishers on business premises is that they should not be more than 75 feet apart. Since the kind of product sold on business premises could be vulnerable to fire, it is suggested that the suggested length between two fire extinguishers be 30 feet to enable lenient access in case of emergencies.

Moreover, you should know its classes before putting the number of fire extinguishers in your business area.

Commercial Fire Extinguishers Classes

Before buying retail fire extinguishers, you should know your fire hazards. This will help you decide the size and type of fire extinguishers you get.

You also should learn about the correct fire extinguisher class. The class of fire extinguishers distinguishes what kind of fires they are manufactured to destroy. The fire classes are given below:

●     Class A

This class of fire is the most widespread. They contain common, volatile products, such as plastic materials, fabric, wood, paper, etc. Any business premises is at threat of this class of fire. A fire extinguisher class A is a type of fire extinguisher that uses pressurized water to put out fires

●       Class B 

This fire class includes combustible gasses or fluids such as oil, kerosene, gasoline, propane, methane, etc. Class B extinguishers use pressurized water, carbon dioxide, or foam as the primary.

●       Class C

This class of fire includes electrical wiring. The danger of electrocution and different types of fire from electrical-wiring incidents are enormous. Class C fire extinguishers use dry powders to control this type of fire.

Read: How To Clean Up Fire Extinguisher Powder?

The best way to guarantee you are equipped to fight any class of fires is to buy the ABC commercial fire extinguishers. These fire extinguishers have size marks, with a figure at the front of the letters. The bigger the number, the bigger the device’s extinguishing ability.

fire hazard on building

What Is Your Building’s Fire Hazard Level?

A fire hazard level is a measure that deduces the extent of a fire hazard in a building. It specifies the sufficient ordering and what amount of commercial fire extinguishers you require.

Generally, fire hazard levels are categorized as light, ordinary, and extra. Eateries and retail kitchens have their fire hazard degrees and fire class.

●       Light Fire Hazard Level

Schools, office buildings, hotels, and churches are places that come under the light fire hazard level sector. This infers that these places have the most negligible or light fire hazards. In Class A hazards in these places, the commercial fire extinguishers should be at least 2A in size, with a maximum length of 75 feet between each piece of equipment.

In case of Class B hazards, you must have a 10B commercial fire extinguishers set with 50 feet or shorter distance between each.

●       Ordinary Fire Hazard Level

Examples of ordinary fire hazard level places are post offices, hardware stores, dry cleaners, printing stores, craft stores, and garages. There are lots of volatile elements that are put nearly together in this kind of place.

Commercial fire extinguishers 2A or more extensive in size are employed to deal with class A hazards. This level of extinguisher must be set up with at least 75 feet between each. In case of Class B hazards, 20B fire extinguishers should be positioned within a length of 50 feet between each other.

●       Extra Fire Hazard Level

Plastic processing factories die casting facilities, furniture upholstering shops, places under extra fire hazard levels, and assembly plants. As these sites generally have a large number of combustible fluids, volatile materials, and ignition sources, they are more at danger of fire than others.

You must put out class A hazards with commercial fire extinguishers 4A or greater, set with 75 feet distance between each throughout the place. Class B hazards must be dealt with 80B fire extinguishers set 50 feet distance between each other.

●       Restaurants and Commercial Kitchens

We need to accommodate restaurants and commercial kitchens with Class K commercial fire extinguishers. This kind of extinguisher is specifically manufactured to fight cooking fires. The extinguishers have been set with 30 feet or smaller distances between each piece of equipment.

Set a Fire Extinguisher

Where to Set a Fire Extinguisher?

First, you should consider the layout of the business premises when selecting a fire extinguisher location. However, it will help if you mount a fire extinguisher near a door or stairwell in an easily accessible and visible location.

For example, if there are high-traffic areas, such as corridors or the reception area, a fire extinguisher should be located close to these areas. If places are less likely to experience fires, such as storage or production areas, then a fire extinguisher should be located in these locations.

In addition, it is essential to determine how many people will need access to the fire extinguisher. If only one person needs access, it can be located in an office; if more than one person needs access, it should be placed where they can find it in a more central location.

In a nutshell, Fire extinguishers are to be placed where they are easily reachable to everyone in case of an emergency. Remember, you require more than one fire extinguisher on every business premises floor 30-50 feet distant. They are set and safeguarded with fire extinguisher brackets or mounts.

How Often Should We Check Fire Extinguishers?

Building fires are a significant concern for businesses of all sizes. In the US alone, there are an estimated 100,000 building fires each year, resulting in an estimated $2.7 billion in damages.

One way to reduce the building fire risk is to ensure that fire extinguishers are properly maintained and checked regularly. You should check your fire extinguisher every month or as needed. When checking your fire extinguisher, there are a few key points you should make sure to check.

fire extinguisher safety check
  • Expiration date: if it is within the next year, you can safely assume that the extinguisher is still effective.
  • Damage or leaks: It will indicate that it needs to be replaced.
  • Test the extinguisher: You should test the extinguisher by spraying some water in its direction and see if it puts out any flames.

Other Kinds of Fire Extinguishers

  • Wet chemical extinguishers
  • Dry powder extinguishers
  • Class D powders
  • Foam extinguishers 

FAQs

How many fire extinguishers are required per square foot?

Generally, a 12A extinguisher covers up to 200 square feet. In most cases, a business should have at least 2 fire extinguishers(26A) per 400 square feet of floor space.

However, depending on the type of business and its operations, certain areas may require more fire extinguishers. Also, companies should have at least one extinguisher for every 25 employees.

How many fire extinguishers are required in a home?

In the United States, the National Fire Protection Association (NFPA) recommends that every building have at least one fire extinguisher in each room.

This is also the recommendation of most state fire codes. A single fire extinguisher can put out most small fires. However, it is often necessary to use multiple extinguishers for larger fires.

How many fire extinguishers are required in a school?

In most cases, a school is required by law to have at least one fire extinguisher for every hundred students and employees. Schools should also have a plan for how to use the extinguishers in case of an emergency.

How many fire extinguishers are required in a restaurant?

A restaurant with a seating capacity for more than 30 people must have at least one fire extinguisher. Also, it is recommended to put at least one fire extinguisher in the kitchen area.

How many fire extinguishers are required on a boat?

A boat needs two fire extinguishers per point of origin, one on each deck. One extinguisher is required at the bow, and one is needed at the stern.


When it comes to choosing the type and number of fire extinguishers for your business premises, the most effective way is by having a fire protection contractor evaluate the premises and recommend a number of needed extinguishers.

So we suggest that you follow all the latest fire safety and protection codes and to help you be safer you also work with a reliable fire protection company.

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