As the name suggests, the extinguisher is filled with a liquid and a chemical that when released creates a foam discharge. The foam smothers the fire and starves the fire of oxygen. Not only can a foam extinguisher be used on combustible A Class fires, which are wood, paper, clotmore...
FIRECHEM Foam type extinguisher is used for Classes A & B fires. Foam spray extinguishers are not recommended for fires involving electricity, but are safer than water if inadvertently sprayed onto live electrical apparatus. FIRECHEM has two types of Foam type Fire Extinguishmore...