Class A | A Fire involving materials that leave an ash residue such as: - paper, wood
- fabrics
- rubber
- plastics, etc.
| Water Extinguisher Contains 9 liters of water, stored under pressure, Jet of water approx. 6 meters. Removes the heat from the fir | This extinguisher must not be used on or near: - electrical equipment
- flammable liquids
- cooking oil
- A D/P, CO2 & Foam
| A D/P, CO2 & Foam |
Class B | A Fire involving flammable liquids such as: - petrol
- oils
- grease
- ethylated spirits, etc.
| Foam Extinguisher Contains a water and foam solution under pressure A blanket of foam seals off the flammable vapors and oxygen. Jet of foam is approx. 5 meters. | This extinguisher must not be used on or near electrical equipment. | Warning: Flashback re-ignition is possible when using a D/P or CO2 extinguisher. |
Class C | A Fire involving flammable gases such as: - LP Gas
- hydrogen gas
- natural gas
- acetate, etc.
| Dry chemical Powder (DP) Extinguisher The dry chemical powder extinguishes the fire by excluding oxygen and interrupting the chemical reaction of the fire. Period of operation dependent upon size. | Fire involving flammable gases should not be extinguished until gas can be shut off. It may be hazardous to remain in an enclosed space when a dry chemical extinguisher is discharged. May cause damage to sensitive or delicate equipment. | |
Class D | A Fire involving flammable metals such as: | Specialized Dry Chemical A specialized dry chemical powder is required.Generally found in laboratories and foundries.NB: Color may vary according to manufacturer and type of contents. | Specialist training required for this particular extinguisher. Note: Contact your local fire service for further advice. | |
Class E | A Fire involving electrical equipment such as: - switch boards
- electric motors
- televisions
- computer
| Dry Chemical Powder and Carbon Dioxide (CO2) Extinguishers the fire by excluding the oxygen. | These fires should always be treated as electrically ALIVE. Isolate the power supply. It may be hazardous to remain in an enclosed space when a CO2 extinguisher is discharged. | Note: Vaporizing liquid extinguishers can be used on Classs A & B Fires. |
Class F | Fires involving: | Wet Chemical Extinguisher The wet chemical is applied like foam to seal the surface of the cooking oil. Generally found in industrial type kitchens. | Specialist training required for this particular extinguisher. | Warning: Must have appropriate rating for cooking oil & fat fires (Rating-B:(E) Only). A Fire Blanket can be used to extinguish the fire. |