Flametech FT01-09C-00A 9L Pressurized Water Fire Extinguishers are suitable for fighting fires involving solid combustibles such as wood, paper, plastics and fabrics. Electrical equipment should be avoided on electrical fires when using a water extinguisher where electricity is involved unless the supply can be disconnected first. Water Fire Extinguishers are the most common fire extinguisher type for class A fire risk,