A jet burner unit has a body with arranged coaxially gas tube. On the side surface of the body openings for air supply are provided. The device is additionally equipped with conical stabilizer that is placed on outlet end of gas tube by means of rod fixation by the top to gas tube. On the side surface of stabilizer turbulizers-rings are placed, those are made of metal wire. In the inlet end of the body in circle openings are provided for supply of additional air. Increase of time of accident-free and reliable operation of the unit is provided.
