Every building requires a provision to install the fire extinguishers. The need for fire extinguishers and the required accessories are very important and they can be of great help at times of emergency situations like fire accidents. They should be installed at the best place visible and accessible to all and the operational efficiency of the hoses and the extinguisher hose even when they are not in use.
The mechanical fire fighting foam us used for fire suppression. It is used to cool the fire and to coat the fuel, preventing its contact with oxygen, resulting in the suppression of the combustion. The mechanical fire fighting foam us used for class A & class B fires involving flammable liquids such as naptha, paints, solvents, tar, varnish, benzene camphor and fats like grease and oils, solids like resins, oils and pigments. The mechanical foam fire extinguishers cool down the flames and the contents and they are highly effective and widely used in various fire extinguishing processes. The foam is a mixture of two powders namely sodium bi carbonate and aluminium sulphate and water that is produced in the foam generator and is called a chemical foam.
The double hose box is the box that are usually painted in red and is used to accommodate two hoses of 15 metres length. It contains a nozzle and they are usually placed in the box with a transparent glass window, to provide access to the hoses at times of need. The double hose box is very important in safe guarding the buildings and other materials at the time of danger. The water is sprayed through the hoses.