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Chemical Foam Fire Extinguishers

Foam Extinguishers

Foam extinguishers are most common type of fire extinguisher for Class B fires, but also work on Class A fires as they are water-based.

Label Colour:
– Cream

Use for:
– Organic materials such as:
o Paper and cardboard
o Fabrics and textiles
o Wood and coal
– Flammable liquids, like paint and petrol

Do not use for:
– Kitchen fires
– Fires involving electrical equipment
– Flammable metals

How foam extinguishers work:
As with water extinguishers, foam extinguishers have a cooling effect on the fuel. On burning liquids, the foaming agent creates a barrier between the flame and the fuel, extinguishing the fire.

Types of premises/business who may need Foam extinguishers:
– Buildings constructed of wood or other organic materials
– Premises where there are organic materials to be found such as:
o Offices
o Schools
o Hospitals
o Residential properties
o Warehouses
– Buildings where flammable liquids are stored

In fact most buildings need either water or foam extinguishers

Where to locate foam extinguishers:
– By the exits on a floor where a Class A or Class B fire risk has been identified