There are four main types of fire extinguisher. They have been colour-coded so they can be identified quickly in the event of an emergency.
Water
Water fire extinguishers are red and can be used for Class A fires, i.e. Solids only, such as wood, paper or fabrics. It works by cooling burning material.
CO2
CO2 fire extinguishers are black and are suitable for fires involving electricals and Class B liquid fires.
Dry powder
Dry powder extinguishers are blue and are multi-purpose, they can be used for Class A, B and C fires.
Foam
Foam fire extinguishers are cream and are more versatile than water. They can be used for Class A and B fires, but is not recommended for fires involving electricity.
Wet chemical
Wet chemical fire extinguishers are specialist and are yellow in colour. They are used for Class F fires including cooking oil or fat fires only.
Safety marks
Fire extinguishers must conform to the appropriate British Standard.
Contact the Business Safety Team