These special powder extinguishers are designed specifically to fight combustible metal fires (Class D), such as sodium, lithium, magnesium and aluminium when in the form of swarf or powder.
The extinguishers are equipped with a special very low velocity applicator to ensure the fire fighting powder is applied efficiently and effectively to the burning metal and prevent burning swarf from spreading.
The L2 version contains powder formulated for extinguishing all metal fires including lithium.