4kg CO2 Fire Extinguisher CO2 extinguishers are predominantly used for electrical fire risks and are usually the main fire extinguisher type provided in computer server rooms. They also put out Class B fires (flammable liquids, such as paint and petroleum). CO2 extinguishers suffocate fires by displacing the oxygen the fire needs to burn. Types of premises/business who may need CO2 extinguishers: Premises with electrical equipment, such as: o Offices o Kitchens o Construction sites o Server rooms
