The foam generator, also known as the air foam generator and foam generator, is a fire extinguishing equipment fixed on the oil tank to produce and spray air foam. When the foam fire truck fixed the foam mixture supplied by the fire pump and passed the generator through the transmission pipe, the air foam formed and the oil flood was extinguished.

When supplying, the nozzle group only includes flange, gasket, fastener, etc., while the nozzle and elbow are purchased by the user and processed by the user. The generator shall be horizontally installed on the upper part of the tank wall, not on the top of the tank. When installing, the cover plate shall face down, and it is not suitable for side mounting. For external floating roof tanks, they should be installed on the foam deflector at the top of the tank.