Flametech FT03-051C-00 10 kg CO2 Fire Extinguisher Trolley generally used for industrial fires and are ideal for B, C & E Fires. It is an alternative clean agent for 1211 halon application, the purity of our co2 gas reaches 99.98%. Co2 is electrically non-conductive and therefore safe for fighting fires in electrically powered equipment. Co2 extinguishers are made of seamless carbon steel materials to withstand high storage pressure.