Watermist or very fine water spray systems cause no environmental damage and are safe to use in occupied areas

There is less likely to be water damage associated with a very fine water spray compared to sprinkler systems

Water Mist systems provide safe fire protection for occupied spaces and critical assets using water, the most natural of substances, deployed as a highly efficient very fine water spray.

 Datasheet

Typical applications are:

• flammable liquid hazards
  
• warehouses, hotels
  
• general commercial applications
  
• retail, etc..
  

Advantages

• Can be used in occupied and unoccupied areas Rapid flame extinguishing
• The application rate for a fine water spray system is far less than that for a sprinkler system, so some of the problems of possible water damage are avoided
  
• Seen as being 'Green'

Disadvantages

• Can cause some water damage
  
• Cannot be used for certain risks including live electrical equipment, areas of hot working i.e. salt-baths or any risk that would react violently with water