SD Sale Corporation’s CO2 fire extinguishers, also called Carbon Dioxide fire extinguishers, are highly effective against Class B & C fires. These Carbon Dioxide extinguishers are perfect for preventing fire outbreaks in IT rooms, server rooms, laboratories, food storage, and processing areas, etc. SD Sale Corporation’s CO2 fire extinguishers are available in 2kg, 3kg, and 4.5kg standard versions.